After seven years of marriage, Misaki finds herself in a sexless relationship with her husband Mitsuhiko, who constantly demands perfection in household chores and cooking. Misaki was growing weary of trying to be the perfect wife for him. Then one day, peeking at Mitsuhiko's phone, she discovered his secret account offering “graduation support” to inexperienced women...! Facing a morally abusive husband and mother-in-law, the betrayed wife Misaki finally makes her decision. “I won't take it anymore. I'll get my revenge. I won't forgive you!”