Encountering her disliked father-in-law at a men's massage parlor, forced into excessive massage and designated as a convenient sex toy. (Tsukumo Mei, MIAA-857)

Mei, struggling financially, works at a male massage parlor offering special services without telling her husband. One day, her most hated father-in-law comes to the shop and discovers her vulnerabilities. She's then forced to undergo excessively stimulating rejuvenation massages...! Humiliating oil massage masturbation, pantyless oral sex, passionate clitoral licking, threatening NTR sex... Ultimately, she becomes her father-in-law's exclusive sex worker, a depraved and obscene wife who actively begs for his penis, forgetting her husband!