[JUFE-625] She was supposed to be a plain but busty, caring wife living in the countryside... But her secret side is a perverted nymphomaniac who seduces with vulgar masturbation and drains sweaty cowgirl position repeatedly. Sarara Uragaki

Kanade returns to her family home in the countryside for the first time in years. Sarara, the brother's wife, remains as plain and gentle as ever, and is the ideal wife who devotedly supports her brother. But on a midsummer night, Kanade witnesses Sarara drenched in sweat and pleasure from masturbation in a room with a broken air conditioner. In fact, the serious sister-in-law's hidden side is that of a perverted nymphomaniac who cannot suppress her desires. Caught in an intense masturbation scene, Sarara seduces her brother-in-law right beside her husband while he sleeps, devouring his young. From there, a forbidden relationship begins between the two, one they cannot tell anyone about...