Shintaisou: Kari

A P.E. teacher, Nikusuke, happened to obtain a brief of "Dark Rhythmic Gymnastics Project". It is a competition where the players compete with others their lewdness.

Following the project, Nikusuke looked for the players with Tomomi, a granddaughter of the board chairman.

Their first game was Miku.

Tomomi deceived innocent Miku, and she invited Miku out at night.