Her husband tricks her into embezzling company money for his funds, which he uses to buy a diamond ring for his mistress. To pay off her debt, her mother resorts to loan sharks and turns insane under their pressure. In the end, the asshole turns his back on her. Depressed, she asks a stranger out and spends a passionate night with him. A one-night stand turns into a chance of revenge when she finds out that the man is the mistress’s uncle. She decides to take the opportunity and become the asshole’s aunt. The contract lovers both think they’re just using each other, but their hearts start to yearn for each other. After she makes it through the petty tricks of the mistress and his ex, it’s finally time for love to bloom.