The Beautiful Skies of Houou High, Volume 1 — Aki Arata

Kei, a cute tomboy, is so happy and excited - she just got accepted to an all-girls high school You see, she has a "little secret;" she likes girls. But when her mother finds out about Kei's "little secret," she knows just what to do to with her girl-crazy daughter - enroll her in an all-boys school Kei immediately becomes popular among her classmates. She passes as a good-looking pretty boy, but she is going crazy She can't stand being around all these boys - how will she get through her school year like this?