In "His and Her Circumstances," Yukino Miyazawa, the highly admired female class representative, is the most revered first-year girl at her high school. Known for her top-tier academic performance, athletic prowess, and a refined, friendly demeanor, she has long enjoyed the admiration of those around her. However, beneath this facade, Yukino possesses a deep-seated vanity and works tirelessly to uphold her flawless reputation and image. Her ultimate goal is to command everyone's attention and praise, which fuels her intense rivalry with Souichirou Arima, the male class representative who excels equally in all areas. From their first encounter in high school, Yukino has been fiercely competing with him for dominance.
During the midterm exams, Yukino achieves the highest score, surpassing Souichirou. To her surprise, he offers his congratulations, causing her to question her usual manipulative tactics. After Souichirou confesses his love for her, Yukino rejects him, feeling a mix of satisfaction and regret over his dismissal. The next day, Souichirou visits Yukino's home to deliver a CD, where he discovers her true, unguarded self. Armed with this knowledge, he pressures her into helping him with student council duties. As Yukino is forced to interact with Souichirou, she realizes she is not alone in hiding secrets.