The story centers on Asakura Sumire, a marriage swindler who has seduced many men with her beauty and skilful techniques. Sumire targeted men who made a fortune through illicit activities, and she operated in the shadows as a "Miss Target," ensuring that her chosen targets never escaped. However one day, she decides to give it all up and earnestly begin searching for a partner through marriage activities! Armed with her skills at her advantage, she enthusiastically enters the marriage market to meet a wealthy man... who is the person she is destined to meet at the end of her serious marriage search?