An An, who got married and had a son after graduation, can’t avoid the curse of divorce and becomes a single mother when her son is 5 years old. A car accident turns Xu Lang, who has not been married, into a single father. He wants to live a peaceful life with his 5-year-old daughter alone, but he accidentally meets An An and her son. From then on, life has become dramatic. The two families heal each other amidst misunderstanding and reconciliation, and finally gain a new happy life....