Mari was spending her days alone with her teenage son, holding down the fort at home while her husband was away on a long business trip. To ease her loneliness, she indulged in nightly masturbation sessions in the bathtub. She had hoped to keep this secret from her son, but one day he accidentally discovered her in the act, leading them both into a forbidden relationship. The emotions blossoming between them soon grew into something far deeper than mere romance. Their intense desires and inner conflicts deepen the narrative, drawing them further into an illicit bond.