Shinji, who lost his mother before he could remember and was raised by a single man, is drawn to the motherly nature of his friend's mother, Miki, and falls in love with her. However, he is unable to express his feelings for her and ends up consulting her. Miki teaches him how to have sex one by one, even though he is inexperienced and inexperienced. Feeling the pleasure he felt for the first time, Shinji forgot his words and continued to shake his hips in a daze. He desperately devours her body