Shishunki to Danshikou!? to Nakano-kun
思春期と男子校!?と中野くん
Hajime Nakano is compelled by his mother to attend a new all-boys high school, dreading the idea of spending three years among male peers. Unbeknownst to him, the other students are girls who are concealing their true identities, each believing they are the sole female in the school.