Song Zhiwan, an independent working mother, raised her children alone after a secret marriage and divorce. Years later, she reunited with her ex-husband, CEO Lu Chenyuan, for a workplace project. The other party was paranoid and restrained, pressing forward step by step, and the child's identity was accidentally exposed. Amidst custody struggles, workplace conflicts and family pressure, the two gradually solved the misunderstandings about their divorce. Lu Chenyuan opened the crematorium to pursue his wife, and finally the family of three reconciled.