He did it without telling his girlfriend and her mother... Yoshizawa Yuki NDRA-120

Hiross visited his girlfriend's home while they were dating. He was immediately captivated by her mother's beauty and voluptuous figure. That night, at her mother's invitation, Hiross was allowed to stay overnight. When he used the bathroom, his girlfriend's mother washed his groin, creating an intensely itchy atmosphere that aroused him. Late at night, unable to sleep, Hiross left his room and saw his girlfriend's mother sleeping peacefully in her bedroom, her soft body coming into view. Unable to suppress his excitement, the young Hiross reached out and touched his girlfriend's mother's sleeping posture…!