High school student Seiji Sawamura loves to fight. Because of this, girls never go near him. But one day, his right hand suddenly became a girl!

Seiji's sister comes to visit. His sister's street gang arrive also and decide to go to a bathhouse.

Ayase convinces Seiji to the movies, but he is unaware that it is a date. Midori appears not to mind…

Seiji's right hand returns to normal. Midori is no longer there. Ayase confesses her feelings, but it is unrequited…