Hasumi, who married young, soon found herself sexless. Hasumi is a 20-year-old young wife who is still in her prime and wants to have sex. She was having an affair with a man at her part-time job, and when she left, she lied to her husband and told him she was going on a hot spring trip with some friends from her school days. Will things get messy? Will she forget everything and give herself over to pleasure?