Aki, the mother, is suffering from severe sexual frustration. Lately, she can't stop masturbating even when she is in the next room. The son, who was pained by the sad moans he heard, decided to do something taboo to show his filial piety. He wanted to comfort his beloved mother. With that single mind, he forcefully approached her... The two of them, driven by instinct, clashed with love and lust, crossing the forbidden line. Their intense emotions were not something that could be calmed down with just one release...
