The woman who entered the bachelor's room was Sakihara Rin, the beautiful wife who lived in the next room. However, the man's gaze drifted away from her face... He could see the cleft of her buttocks from her protruding nipples! Yes, she was a wanton wife who didn't wear a bra or panties! The days of infidelity began! Footjob with legs spread, handjob with nipple licking at close range, and primal sex demanding ejaculation inside her! What will become of his affair with his neighbor's wife?