While her husband and son live under the same roof, a late-night outing with her son's friend leads to unexpected events. The husband returns home early and quickly falls asleep. Meanwhile, the son goes drinking with his friend and passes out completely drunk. Taking advantage of the situation, the friend begins to touch the wife's body. At first she resists, but gradually overwhelmed by pent-up desire, she gives in. Surrounded by two youthful men, she plunges into the pleasure of a threesome. As she waits, trembling with anticipation for her husband or son to wake up, she reaches climax after climax—an utterly dreamlike scenario. Her intense, passionate expressions are what make this work truly captivating.