Tsubaki Sannomiya is a wife married to a good and wealthy businessman. Her family lacks nothing but money, every day Tsubaki plays the role of a dutiful wife taking care of all family matters so that her husband can focus on work. But those repetitive tasks made her bored, and the couple's sex became less and less. Tsubaki has an interest in stealing, a feeling of thrill and joy that makes her even more interested. She chooses to steal to relieve her stress. Even though she knew it was a bad thing, it kept repeating until one day Tsubaki was caught by the supermarket manager. He locked her in a room and sexually tortured her.