After losing his only family, a young man faces an uncertain future with no place to turn. An administrator at an elite all-girls academy offers him shelter and a fresh start, leading him to enroll disguised in the school uniform and move into the dormitory. Once settled among the residents, he quickly notices their eccentric habits and playful interactions that keep daily life anything but ordinary. In this new environment, the expected roles of caretaker and newcomer begin to shift in surprising ways.