JUY-787 Tsubasa Hachino, my sister-in-law, always steals my semen, which I had accumulated after a month of abstinence in order to have a baby with my wife.

Hitoshi is ordered by his wife to abstain for a month in order to try to conceive. - However, after half a month had passed, he could no longer hold back and started masturbating secretly, thinking, ``I have to ejaculate...'' - That was discovered by my sister-in-law Tsubasa... - Tsubasa, who was frustrated because she didn't have sex with her husband, was excited by his abstinent cock and provoked him, smiling and saying, "You've got a lot of it, right?" - Hitoshi suppresses his sexual desire with his rationality and manages to hold back until the day he has sex to try to conceive. - Then, on the day of the fertility sex, Tsubasa comes again...