Yuika Onosaka, who works at a salon as a beauty consultant and supports her husband as a good wife at home. While spending such a busy daily life, stress gradually accumulates, and she experiences her first affair with a man she met at a drinking party invited by a colleague while drunk. However, in order to relieve her daily frustration, she becomes addicted to sex with her affair partner, and although she feels guilty towards her husband, she seems unable to suppress her own desires. Furthermore, when she goes on a hot spring trip, her libido is released, and she can see a lewd face that clings to him more boldly than usual.