A male science teacher and a female school nurse at a local school live in the same apartment building. Sometimes she visits his room and they drink together. A situation arises that causes some awkwardness in their relationship. Will they be able to resolve things?

(From the publisher's description) "Iyokawa, your nipples are way too amazing. Satisfying yourself with that cute voice, you asshole. Help me get rid of this erection somehow?" "Senpai...although you're always being nice to me, sorry for thinking you were sexually harassing me..." An eternally horny couple's perverted love comedy!!

A series of short stories. The main one is about a grandmother telling a child, Hana, the story of the princess of the moon, Kaguya. The second one explores further into the story after grandmother's story is told.

Yui has always loved Koutarou to the point that she became the manager of the athletic team. One day Koutarou confessed to her and they become a couple. Will there be heaven or hell waiting for Yui?