Kyoko had gotten into the habit of masturbating every day during her bath time. Her eldest son, captivated by her secret indulgence, began secretly pleasuring himself every night. One day, he was caught hiding her underwear, sparking a forbidden relationship between mother and son. Meanwhile, her younger son harbored a desire to touch her beautiful body and experience creampie sex with her. A hidden tale of tangled emotions unfolds, where family bonds and raw desire collide.