Jewelry designer Bai Jinse accidentally discovered that her fiancé Zheng Huaichen had cheated on her sister Bai Linlin. On the way to follow the scumbag to collect evidence, she met the CEO Mo Sinian who was cheated by his fiancée. The two hit it off and decided to get married by contract. After the marriage, Mo Si Nian helped Bai Jinse get rid of the scumbag and return to the workplace, and the two also developed sincere feelings while getting along.