"Hey, you," Yumi sighed as she sat beside her herbivore husband, who was pretending to sleep and neglecting their marital relations. In contrast, her father-in-law, who is her father, went crazy after his wife's death and spent most of his pension on prostitution... Yumi was astonished at the difference in their sexual energy, which was hard to believe for a blood-related father and daughter, but at the same time, she began to wonder about her father-in-law's sexual prowess, which showed no signs of slowing down even after turning 60. Yumi indulged in masturbation, imagining herself being made to climax over and over by her father-in-law's steel-like, powerful rod. ...But finally, her desire reached its limit and she blurted out the forbidden words. "Father-in-law, please hold me"... On this day, Yumi would know for the first time in her life what was "the other side of orgasm"...