Her husband's prolonged absence has left her with a deep-seated frustration. Yuri's body is reaching its limit. Her daily masturbation has become increasingly intense, but the loneliness persists. Seeing Yuri's dwindling energy, her son decides on a forbidden act of filial piety. "I'll comfort you," he says, approaching her. Yuri is taken aback by her son's advances. However, when she feels his unique tenderness, she resolves to accept him as a woman and gradually weakens her resistance.