きらきら☆迷宮

Arisu Asano, a high school girl with a deep-seated distrust of boys due to past bullying, finds solace in her all-girls art school and dorm life. But her quiet world is upended when her new roommate, Kira, arrives—a stunningly beautiful girl who quickly becomes the talk of the school. To Arisu's shock, Kira is hiding a secret: he's actually a boy, sent to investigate a mystery tied to his late sister. As Kira solves cases around the school with his sharp mind and deductive skills, Arisu finds herself drawn to him, challenging her fears and opening her heart. (Unreviewed summary by Grok 2)