JJDA-031 Sub English : The beautiful and gentle daughter-in-law is dissatisfied with my son

I am a father-in-law living with my son and his wife. Yuri-san—my son’s gentle, beautiful, and hardworking wife—is always indebted to me for picking her up from the hospital. I felt a mix of heartache and arousal after discovering that she would secretly masturbate while doing housework. It seemed my son was completely incapable of satisfying his devoted wife in the bedroom. Feeling sorry for her, I—her father-in-law—one day crossed a forbidden line…!