"It's your fault for having a body like this, Mrs. Shiraishi..." Rento's got a girlfriend, but he's so well-endowed that he's still a virgin. One day, she invites him over to her place, but he arrives before...

"Don't be so active in a place like this... idiot!"Ueda is always saying dumb things to mess around with Aika in the classroom. One day, they get carried away with their mischief and find themselves trapped in...