Kouyou Kotesashi is a talented masseuse who aspires to become a sports doctor. To achieve his goal, he enrolls at Seiwa University Affiliated High School, which is renowned for its athletic prowess. Despite coming from a financially disadvantaged background, he takes up a live-in job at the school dormitory to cover his expenses. However, he soon finds himself in close proximity to a group of highly skilled yet eccentric female athletes. His role is to manage the dorm while also taking care of their physical and emotional well-being. Through intense training, dorm life, and massage therapy, an unexpected and thrilling new journey unfolds.