An official spin-off doujinshi to the "Oniichan wa Oshimai!" / "Oniichan's End" series. Features the crossdressing story of Minato-kun, a boy that appears in the Onimai series.
The cyborg Jinsei Kaibara, exhausted by his harsh duties with Imperial Public Safety, in exchange for a vacation participated in a steamy procreation experiment with the werewolf Wantomo Tomoko -- with whom he is now steadily falling in love!