Beyond Return

Japanese: Tsuma mo Gibo mo Modorenai
(lit., "Neither the Wife nor the Mother Can Return")

It was all the fault of that self-help seminar.
My wife was a wild girl in the old days but she settled down, just like her mother.
We were a happy family. Then the video came, and my wife lost it.
She became a raving pervert. My mother-in-law, a widow, was the same.
It was only a matter of time before I succumbed......

10 base CGs (62 variations) & original novel
72 suntan & armpit hair variations
(Each available in 3 sizes)
Easy-to-view HTML included

Characters:
"Me" - the protagonist, a salaryman in his 20s
Yumi - the wife, age 29, tall and buxom, a reformed street biker
Kyoko - the mother-in-law, age 45, voluptuous, widowed