The immoral young wife, while her husband was away, maintained a sexual relationship with her father-in-law in the afternoon, engaging in forbidden unprotected intercourse. (Ichinose Suzu, ETD-171)

Rin, a young wife living with her husband and father-in-law, finds herself alone with him while her husband is away on a business trip. This situation leads to changes within the family... Her father-in-law forces Rin to have sex with him, causing her to experience repeated orgasms as his large penis penetrates her. Finally, unable to resist his demands for penetration...