The Mina which did Private Teacher besides housework lost high school schoolteaching because of an immoral sexual act with the student Akira in the past. One day meet Akira again, and be threatened "only once", and the Mina has relations. On the other hand, in the Koto that be demanded from student Takuya of the Private Teacher point, and the Mina permits a body, but the state is pirated in the Kobayashi of former co-worker of the Mina….
