Natsuki Anna, a female college student who wants to be trained

After an affair, Anna, a female college student, loved him so deeply that she began living together at the house where his wife left. However, as soon as they lived together, he became busy with his work and he was unable to take care of him, and Anna's frustration continued to grow. One day, he meets his common teacher, a school teacher, for the first time in a long time, and ends up having a physical relationship. Unlike his, the teacher continues to have rough and forceful physical relationships, and as she awakens the true nature of a lewd M! And she realizes herself that Anna is a perverted woman who can only feel pleasure from sex at all costs, and becomes intoxicated by the training play.