Anime Like K: SEVEN STORIES "SIDE:BLUE - Sirius - "

Centuries ago, humanity teetered on the brink of extinction due to giant humanoid monsters called Titans, compelling survivors to hide behind massive concentric walls. These horrific creatures devour humans not for sustenance but for pleasure, allowing those within the walls to enjoy a century of peace untouched by Titan assaults. This tranquility ended abruptly when a Colossal Titan breached the outermost barrier, dragging humanity back into a frantic fight for survival against the flesh-eating beasts. Eren Yeager, fueled by the heartbreaking death of a loved one at the hands of a Titan, swears to eradicate them all and enlists in the Survey Corps, an elite military force that engages Titans outside the walls. Together with his adopted sister, Mikasa Ackerman, and childhood friend, Armin Arlert, Eren plunges into the deadly war, seeking a method to destroy the Titans before the remaining walls collapse.

In Fullmetal Alchemist: Brotherhood, the lives of Edward and Alphonse Elric are irrevocably altered when an alchemical attempt to resurrect their deceased mother backfires. By violating the taboo against human transmutation, the brothers pay a horrific price: Alphonse forfeits his entire physical form, while Edward sacrifices a limb to anchor his brother's soul to a suit of armor. Seeking refuge with their neighbor Pinako Rockbell and her granddaughter Winry, a talented mechanic who crafts automail—sophisticated robotic limbs—for Edward, the duo eventually embark on a perilous journey. Their goal is to restore their bodies through the legendary Philosopher's Stone, an artifact capable of bypassing the law of equivalent exchange. As Edward rises in prominence as a formidable alchemist and acquires the title "Fullmetal," their pursuit draws them into a sprawling conspiracy that threatens the very fate of their world.

In One-Punch Man, Saitama, a hero with an unremarkable appearance, dedicated three years to intense training to fulfill his childhood dream, a pursuit that cost him all his hair. Now possessing such immense power that he can defeat any enemy with a single punch, he faces an unexpected problem: the lack of challenging battles leaves him feeling bored. His routine is upended when Genos, a 19-year-old cyborg, witnesses Saitama's extraordinary abilities and begs to become his disciple. Genos suggests they register with the Hero Association to gain formal recognition for their deeds. Puzzled by the fact that his identity remains unknown despite his feats, Saitama agrees. As he forges bonds with new allies and confronts fresh threats, Saitama joins the Association in hopes of reigniting the passion for combat he once cherished.

Ever since his father passed away, Tanjirou Kamado has shouldered the responsibility of supporting his family while living in poverty on a remote mountain. Despite their difficult circumstances, the Kamado household maintains a generally peaceful and happy life. One day, Tanjirou travels to a nearby village to sell charcoal and earn money. As night falls during his return trip, he finds shelter at the home of an odd stranger, who warns him about flesh-eating demons that roam the forest after sunset. The following morning, upon returning home, Tanjirou encounters a horrific scene: his entire family has been brutally slaughtered. The only survivor is his sister Nezuko, who has been transformed into a blood-thirsty demon. Driven by rage and grief, Tanjirou vows to avenge his family and protect his remaining kin. Joining forces with the mysterious Demon Slayer Corps, he is resolved to eradicate demons and preserve what little of his beloved sister's humanity remains.

In a world where eighty percent of the population possesses superhuman abilities known as quirks, ranging from elemental control to physical transformation, Izuku Midoriya stands out as one of the rare few born without any such power. Since childhood, he has harbored an unyielding ambition to become a hero. Despite his disadvantage, he remains dedicated to his studies and continues to look up to the heroic figures he admires. One day, his unwavering commitment catches the eye of All Might, the world's greatest hero and Izuku's personal idol. Possessing a unique quirk that allows him to pass his power to another, All Might selects Izuku as his successor. Following an intense period of training, Izuku enrolls at UA High School, renowned for its elite hero education program. Surrounded by exceptionally talented new students, Izuku must navigate his time alongside his uniquely gifted classmates while confronting the escalating threat of a dangerous organization. As he overcomes these trials, Izuku will come to understand the true meaning of heroism.

Following the debut of the revolutionary NerveGear device, gamers around the globe gained the power to fully immerse themselves in virtual reality. Among its most celebrated titles is Sword Art Online (SAO), which transports players to the vast, medieval realm of Aincrad, offering limitless possibilities bounded only by one's imagination. With the game's worldwide launch, virtual reality gaming achieved unprecedented realism. This ideal fantasy swiftly descends into a terrifying nightmare when SAO's creator imprisons thousands of players within the game. The logout function has been disabled, and the sole path to escape requires clearing all one hundred increasingly perilous floors of Aincrad. To make matters worse, dying in the game results in death in the real world. Kazuto "Kirito" Kirigaya, a former beta tester, soon realizes that even his prior experience is not enough to face SAO alone. Joining forces with Asuna Yuuki and other skilled players, he endeavors to conquer the seemingly insurmountable challenges ahead. However, with formidable bosses and malevolent dark cults blocking their path, Kirito discovers that overcoming these obstacles is far more difficult than he anticipated.

In the world of Hunter x Hunter, Hunters are elite specialists who undertake perilous missions ranging from exploring uncharted territories to hunting rare beasts and recovering precious artifacts. To earn this title, aspirants must endure the deadly Hunter Examination, a grueling trial that often results in severe injury or death for its participants. One such hopeful is Gon Freecss, a 12-year-old boy determined to locate his father, Ging, a renowned Hunter. Gon is convinced that passing the examination is the key to finding his father and embarking on a similar journey. Throughout the arduous Hunter Examination, Gon bonds with several other candidates: Leorio Paladiknight, a medical student; Kurapika, driven by an unyielding thirst for revenge; and Killua Zoldyck, a former assassin. Despite their differing motivations, these newfound allies unite for a common purpose, stepping into a world fraught with danger.

Twelve years prior, a colossal demon fox ravaged the world. Amid the chaos, the Hokage, the Hidden Leaf Village's leader and most powerful ninja, sacrificed his life to seal the beast within a newborn, saving humanity but condemning the infant to a life of isolation. Now grown, Naruto Uzumaki is still scorned and bullied by the villagers, channeling his frustration into pranks and minor acts of vandalism. Yet he remains unwavering in his ambition to become Hokage and earn the recognition he desperately seeks. Placed on Team 7 alongside the gifted Sasuke Uchiha and the clever Sakura Haruno, Naruto embarks on perilous missions under the guidance of the enigmatic Kakashi Hatake. As the squad confronts numerous dangers and enemies, each member must overcome personal demons and hone their skills. While Naruto's fierce desire to surpass Sasuke and win Sakura's heart drives him forward, the shared grief and anguish binding them could ultimately tear the team apart.

In Tokyo, a concealed threat exists in the form of ghouls—beings that appear human and integrate seamlessly into society. Ken Kaneki, a reserved university student dedicated to his studies, remains oblivious to this rising peril until he encounters Rize Kamishiro, an enchanting woman who asks him on a date. As they head home, Kaneki uncovers Rize's true nature when she exposes her lethal intent. Following a brutal confrontation, he awakens in a hospital to learn that his life was saved by transplanting Rize's organs, a procedure that has fundamentally altered his physiology. As his body undergoes disturbing transformations, Kaneki becomes a hybrid of human and ghoul. While striving to retain his humanity, he finds himself caught in the intensifying war between ghouls and the government forces committed to their extermination.

Teenager Yuuji Itadori enjoys a laid-back existence, splitting his days between the Occult Club's informal ghost hunting and caring for his ailing grandfather at the hospital. This mundane life shatters when he encounters a cursed object. Upon swallowing a finger belonging to Ryoumen Sukuna, the malevolent King of Curses, Yuuji is dragged into a perilous realm where curses born from negative human emotions roam free. As he comes to grips with his newfound powers, Yuuji enrolls at Tokyo Prefectural Jujutsu High School, embarking on an irreversible journey as a jujutsu sorcerer.

For generations, humanity has endured the constant peril posed by the Titans, massive and enigmatic beasts. Their only sanctuary lay behind three colossal barriers: Wall Maria, Wall Rose, and Wall Sheena, which provided safety for over a hundred years. That tranquility shattered when the Colossal Titan and the Armored Titan breached Wall Maria, compelling the population to flee behind Wall Rose. Now, they brace for the next assault that could obliterate their final stronghold. In the second season of Shingeki no Kyojin, Eren Yeager and his peers from the 104th Training Corps have officially joined the Survey Corps, preparing to confront the Titans once more. Their mission is abruptly derailed when Wall Rose suffers an attack, proving that nothing is as simple as it seems. As the Survey Corps scrambles to protect the wall, fresh mysteries surface regarding the nature of the attacking Titans and the concealed truths lurking within their own ranks.

Following two and a half years of intense training beyond the borders of Konohagakure, Naruto Uzumaki returns with a renewed resolve to achieve greater power. Meanwhile, the Akatsuki, a perilous group of elite rogue ninjas, advances its own plots, threatening the entire shinobi world. Though Naruto has matured and confronts fresh dangers, his spirited and youthful essence persists, now bolstered by heightened confidence and an unwavering commitment to safeguarding his friends and home. Regardless of the obstacles, he battles fiercely for what is most important, even at the cost of his life, as his path toward becoming Hokage continues.

Despite a prior violent incident, the prestigious UA Academy Sports Festival moves forward as planned. This renowned Japanese event offers aspiring heroes a stage to demonstrate their abilities before spectators and prospective employers. However, the path to triumph proves arduous, particularly for Izuku Midoriya. Although his Quirk possesses immense power, it comes with significant limitations. To rival talented peers like Shoto Todoroki, who commands both fire and ice, Izuku must rely on his sharp intellect and adaptability to secure an edge and prove he belongs among them.

Gold Roger, celebrated as the Pirate King, was the most powerful and notorious figure to ever sail the Grand Line. His arrest and execution by the World Government altered the course of history. With his dying breath, Roger revealed the existence of One Piece, the world's greatest treasure. This announcement sparked the Great Age of Pirates, inspiring countless individuals to seek One Piece for the promise of infinite riches, glory, and the supreme title of Pirate King. Among them is Monkey D. Luffy, a seventeen-year-old who breaks the mold of the stereotypical pirate. Rather than a cruel, hardened rogue who raids villages for sport, Luffy is driven by a genuine sense of wonder: the thrill of adventure, the joy of meeting fascinating new people, and the hunt for One Piece. Following in the footsteps of his childhood idol, Luffy and his crew traverse the Grand Line, facing wild adventures, uncovering dark secrets, and battling formidable enemies on their journey to claim One Piece.

Amidst the relentless battle against the Titans endangering humanity's existence within the remaining walls, a sinister threat begins to fester among the inhabitants themselves. Following his narrow escape from the Colossal Titan and Armored Titan, Eren Yaeger focuses on perfecting his Titan-shifting powers. Simultaneously, Krista Lenz mourns the death of a comrade, while Captain Levi assembles a new special operations squad featuring Eren and his allies. As Commander Erwin Smith recuperates from his wounds and troop spirits rise, this fragile calm is shattered when the government abruptly demands the surrender of both Eren and Krista. The Survey Corps' recent victories have attracted scrutiny, leading to the dispatch of a figure from Levi's past to apprehend the two. Now, Levi and his unit must flee, charged with shielding Eren and Krista from their pursuers. The war for survival against the horrifying Titans escalates, compounded by a treacherous conflict with a far more cunning human adversary.

To reignite humanity's waning hope, the Survey Corps embarks on a perilous mission to reclaim Wall Maria, renewing their battle against the merciless Titans. Upon returning to the devastated Shiganshina District, formerly Eren Yeager's home, he and his comrades discover the area strangely devoid of Titans. Even after securing the outer gate, they encounter no resistance. The operation proceeds without a hitch until Armin Arlert, wary of the enemy's absence, uncovers proof of a concealed trap. Attack on Titan Season 3 Part 2 chronicles Eren's resolve to recover what was stolen from him. Alongside the Survey Corps, they advance through numerous sacrifices, striving for victory while seeking the secrets buried within the Yeager family's basement.

Summer at U.A. High School is defined by grueling training as future heroes immerse themselves in intense preparation for their duties as defenders of justice. Under the watchful eyes of seasoned U.A. instructors, students venture into a forest camp to engage in fierce sparring matches and confront hazardous trials meant to sharpen their skills and test their limits. This educational retreat, however, descends into darkness when the League of Villains stages a sudden assault with the specific goal of kidnapping one of the students. In the third season of My Hero Academia, Izuku "Deku" Midoriya, fueled by his ambition to emulate his mentor All Might, is thrust into the heart of the ambush. Together with his classmates, Deku must rally his resolve to fight for survival, stepping up to safeguard both their shared dreams and one another.

In Mob Psycho 100, Shigeo Kageyama, an eighth-grade boy known as Mob, has grappled with overwhelming psychic abilities since he was a child. To avoid the hazards these powers pose, he keeps them tightly suppressed, utilizing them solely to impress Tsubomi, a girl he admires, only for her to eventually lose interest. In search of meaning, Mob begins working for Arataka Reigen, a fraudulent psychic who capitalizes on Mob's talents for profit, turning routine exorcisms into a daily occurrence. However, the psychic energy Mob holds back threatens to explode destructively if his intense emotions or concealed power are unleashed, potentially transforming him forever. This looming danger of an eruption persists, making it appear nearly impossible to prevent.

When people face dire emergencies, a mysterious red phone number occasionally appears, linking them to Yato, a minor god who styles himself as the Yato God. Although he dreams of amassing millions of followers, his lack of a single shrine keeps him from that ambition, forcing him to survive on cheap five-yen jobs. His plight deepens when his weapon partner abandons him, disillusioned by what they see as his incompetence. However, fate intervenes when middle schooler Hiyori Iki seemingly sacrifices her life to save Yato from a car crash. While she survives physically, her spirit becomes unstable, causing her soul to detach from her body. Desperate to return to normal, Hiyori insists that Yato fix her condition, a task that requires him to find a new weapon partner. Reluctantly, she agrees to help him in this search, offering a faint glimmer of hope that Yato's luck might finally be turning.

Gabi Braun and Falco Grice have devoted their lives to rigorous training, hoping to inherit one of Marley's seven Titans to destroy the Eldians on Paradis. Yet, their promising futures are suddenly shattered by the arrival of Eren Yeager and the surviving members of the Survey Corps. Having discovered the dark origins of the Titans within the Yeager family's secret basement, the Survey Corps finally holds the vital truths they sought. Now armed with this knowledge, they step out into the world beyond the walls. In "Attack on Titan: Final Season," these conflicting factions collide as each side races toward their goals, leading to the long-awaited conclusion of Paradis's fight for freedom.

In Akame ga Kill!, Night Raid, a secret assassination unit serving the Revolutionary Army, dedicates itself to toppling Prime Minister Honest. His corrupt reign has plunged the nation into poverty and chaos by exploiting a young, inexperienced emperor. Despite their lethal capabilities, the squad members recognize that killing is not a noble pursuit and bear the heavy moral burden of their work as they fight to dismantle the government. Tatsumi, a humble villager seeking to aid his struggling home, joins Night Raid after being moved by their mission and resolve. The story tracks Tatsumi's struggle against the oppressive empire, where he faces formidable foes, rival assassins, and difficult ethical dilemmas, eventually discovering the true significance of being an assassin driven by justice.

Within the neglected confines of Kunugigaoka Middle School, a dilapidated building serves as the home for the outcasts and underachievers of Class 3-E. Isolated from their peers with bleak prospects ahead, their fortunes change when they are given the monumental task of eliminating the greatest threat to humanity—their new teacher. This tentacled entity, known as "Koro-sensei," who has already obliterated the moon, declares his intention to destroy Earth by the following March. The challenge of assassinating him is immense; Koro-sensei moves at speeds exceeding Mach 20 and is virtually immune to conventional weaponry. Despite this, he proves to be an exceptional educator, urging the students to excel academically while honing their skills as aspiring assassins, convinced they can eventually return to the main campus in victory. Nagisa Shiota and the rest of Class 3-E embark on a journey of trial and discovery, striving to uncover Koro-sensei's vulnerabilities before time expires and the future of the world hangs in the balance.

Ichigo Kurosaki's mundane high school life is abruptly upended when a Hollow, a soul-devouring spirit, launches an attack on his family. Amidst the chaos, he meets Rukia Kuchiki, a Shinigami who sustains injuries while defending Ichigo's kin. Driven by a desire to protect his loved ones, Ichigo accepts Rukia's powers and transforms into a Shinigami himself. With Rukia incapacitated, Ichigo assumes the perilous duty of purging the Hollows that plague their town. He is soon aided by his friends and classmates—Orihime Inoue, Yasutora Sado, and Uryuu Ishida—who each contribute their own distinct abilities to the fight. As Ichigo and his allies navigate their new roles, striving to balance combat with daily existence, he learns that Hollows represent merely the initial wave of dangers threatening the human world.

Set against a backdrop evocative of medieval Europe, the Holy Knights of Britannia utilize powerful magic to safeguard the land and its kingdoms. Within their ranks, a group called the Seven Deadly Sins is said to have betrayed the nation in an attempt to seize control of Liones. Although they were supposedly defeated by their fellow knights, rumors persisted that the Sinners had escaped. Ten years after these events, the Holy Knights staged a coup, overthrowing the Kingdom of Liones and governing with tyranny. The story of Nanatsu no Taizai centers on Elizabeth, the third princess of Liones, who sets out on a quest to find the Seven Deadly Sins. Her goal is to form an alliance with them to liberate her kingdom from the Holy Knights' unjust rule and restore justice to the corrupted realm.