YMDD-453 Collector: A faithful wife becomes a good wife to her husband, and a sex slave to her teacher. A strange seven days in which a faithful wife indulges in carnal desires. Shiori Hamabe

Sumire, a wife who was completely depressed after some trouble at work, visits a psychosomatic clinic at her husband's suggestion… She doesn't know that the clinic is a horrifying one where corrupt doctor Ozawa, who uses the guise of treatment