Otome Domain The Animation

Orphaned after his grandmother's demise, our protagonist finds solace in an unexpected offer from a wealthy girl attending an all-girls school. Assuming her identity and residing in the girls' dormitory, he quickly discovers that these young ladies possess peculiar personalities. Amidst the chaos, one questions her undergarments while another frets over his lack of attire. As the protagonist navigates this unconventional living situation, it becomes clear that the roles of mentor and protege are blurred at this academy of eccentric young women.