A young girl from the countryside who came to Tokyo from Akita to attend the A*B auditions, but who doesn't know her way around sex, makes a big decision! I'm going to become an anal idol!"

A○Bオーデションを受けたくて秋田から上京した性に対して右も左もわからなたっか田舎純情娘が一大決心！「私、肛門アイドルになります！」