"Today was great too... huh? Mother-in-law!?" Tatsuya, who had intended to make up with his wife through sex, ended up mistakenly having unprotected sex with his mother-in-law who had come to mediate a marital dispute. Although his mother-in-law forgave him for bowing down in apology, the pleasure she had not felt in a long time awakened her dormant desires. "It's your fault my body is aching. Take responsibility and hold me!" From that day on, Tatsuya's days of having his semen squeezed out with a service butt press began...
