Three-year-old Jian Nuo secretly runs off to the police station alone, claiming to be Lu Yuchen's daughter. She is escorted to Qinshan Villa to meet her father. Lu Yuchen is utterly astonished, and when the child's mother, Jian Wei, arrives, their past romance is brought to light. Innocent and clever little Jian Nuo becomes a tiny matchmaker, constantly trying to reunite her parents. She is adored by the entire Lu family and has plenty of fun adventures with her cousins. Along the way, rumors, misunderstandings, and difficulties caused by others threaten their happiness. Lu Yuchen finally confronts the complications of the past and acknowledges his true feelings. In the end, Jian Wei lets go of her emotional burdens, the family resolves all their misunderstandings, and they welcome a warm and happy life together.