When his mother, Yukie, was trying to clean up her son's room, she witnessed an unbelievable sight. Piles of used tissues were strewn all over the room, and the pungent smell of semen lingered... Yukie questioned her son Akira about the reason. "I have an extraordinary libido! If I don't masturbate every night until I get sleepy, I get terrible morning wood and can't sleep well!" Akira was feeling down, thinking that there might be something wrong with his body, but Yukie gently embraced him. "I wish there was something I could do for you, Mom..." Then, with his face buried in Yukie's voluptuous breasts, Akira started to move his crotch and begged her to do it with her mouth...