Ryo Okawa holds the unprecedented position of first female captain of the male university cheerleading squad. During a school soccer game, her squad rebels, threatening mass resignation unless she accepts and completes a series of escalating challenges they impose. The initial challenge demands she cheer while using a sex toy; subsequent challenges involve sexual assault by the squad members. The situation culminates in Ryo being coerced into group sexual activities with the university rugby team. Throughout these events, her primary motivation remains maintaining squad unity and preserving her captaincy, despite the severe physical and psychological toll. Her storyline concludes entirely within this specific narrative arc.