In "World's Best Martial Artist," 28-year-old Fang Ping is reborn in an alternate 2008, finding himself back in his 18-year-old high school body. In this world, martial artists enjoy high social standing and influence. Due to his former life as the War Emperor, Fang Ping's body now hosts a unique martial arts system that lets him exchange valuable items for martial arts points. These points allow him to rapidly upgrade his skeleton, meridians, physique, blood, qi, and mental power. By smartly using the system's perks along with his own intelligence, Fang Ping earns admission to Modu Martial Arts University to further his training. As he encounters various unpredictable challenges, he comes to understand the duties of a martial artist and the value of protecting family, friendship, and love.