Due to my wife Keiko's pregnancy, my mother-in-law Mihka came up from our hometown. She supports us with cooking and laundry, but our relationship as a couple worsens day by day, and one day we are even ordered to stop masturbating. 1 day, 2 days, 1 week... Seeing me struggle and suffer, Mihka says, 'Isn't it okay if I do it for you with my hand?' and gently touches my crotch. Since that day, my mind has been filled with thoughts of Mihka, and one day, while she is cleaning, I get aroused by her ass...
