Plot Summary

Yui is a psychiatrist, and she has a trouble herself, that is, she has an extremely adulterous personality, which often surfaced when she had sex. Yui’s colleague’s boyfriend suggested using "impact therapy" to get Yui close to a male patient with specific idiosyncrasies. Finally, the second personality of the pure Yui's soul sleeping underneath, the sexual beast "Yuka" finally fully awakened!