MST-003 — The Immoral Morals Hidden Within Me Yui Hatano

Yui, a psychosomatic clinician, is troubled by the fact that during sexual intercourse, another personality awakens and she commits lewd acts. At the suggestion of her colleague and lover, Kenichi, they assign her to a male patient with a special sexual fetish as shock therapy, but... the lewd Yuka sleeping inside the pure Yui awakens.