Her husband passed away three years ago, and her mother Momoko has been raising her son Kazuya strictly by herself. However, her grades do not improve at all, and her frustration accumulates more and more due to her educational stress. She can't stand the vibe confiscated from her son's friend, Shunsuke, and she indulges in masturbation. By chance, she was witnessed by Shunsuke... Momoko, whose libido went out of control due to her masturbation, instead of scolding him, she grabbed his erect cock and began to wistfully squeeze her.
