Have you ever seen someone buy a daddy for himself? One day, a little boy named Fu Xing comes across a stranger, Han Siqi, and insists on buying the man to be his daddy. Besides, he is ready to give his mommy to the man for free! How ridiculous! Fu Zhengzheng, Fu Xing’s mother, is a policewoman who is going to work undercover at Weihan Group. Her real aim is to investigate a drug trafficking case in this well-known company in B city. The first day Fu Zhengzheng goes to Weihan Group, she is surprised to find that her new boss is Han Siqi, the man Fu Xing has bought to be his daddy! More surprisingly, Han Siqi looks the same as Nian Xi, Fu Xing’s blood father! She loves Nian Xi deeply but has lost track of him for many years. Is Han Siqi really the man she has always been looking for? How will Han Siqi respond to the son and wife that suddenly appear in his life? Will he accept them? Is Han Siqi involved in the drug trafficking case?