I Fucked Her Mother Without Telling Her... Shiori Tsukada

Hiroshi visits his girlfriend's house after six months of dating, but finds himself unable to tear his gaze away from her mother's voluptuous curves. That night, he stays over at her place, and while borrowing the bath, his mother-in-law washes his crotch, causing him to get an erection in the awkward atmosphere. Unable to sleep late at night, he leaves his room and catches sight of his mother-in-law's soft-looking curves as she sleeps soundly in the bedroom. The young Hiroshi can't contain his excitement and reaches out to her sleeping form...!