壁！机！椅子！から飛び出る生チ○ポが人気の進学校『都立しゃぶりながら●校』

At first glance, it's an ordinary school ... The only difference is that the penis comes out from the wall and chair. While taking classes seriously, reading books in the library, chatting in the corridor, the female students are sucking and fucking raw ○ Po. Yes, this is an AV where no man appears except for the penis.