Xu Lai (Xu Zheng)'s ideal in college was to become an excellent oil painter. His persistence and perseverance attracted the attention of the beautiful girl Yang Yi (Du Juan). As time went by, they fell in love. However, Xu Lai's first love was eventually shattered by the cruel reality. After that, he got together with Cai Bo (Zhao Wei), the daughter of the boss of the underwear company who had been waiting by his side. After graduation, Xu Lai married Cai Bo and became the "door-to-door son-in-law" of the Cai family. He gave up his ideal and started running an underwear company. Although his career was booming, Xu Lai always had a trace of regret in his heart. One day, Xu Lai accidentally learned that Yang Yi, who has now become a painter, will hold her solo exhibition in Hong Kong. With mixed feelings in his heart, he took his family to Hong Kong, named tourism, but in fact, he was the same as Yang Yi "renewing the previous relationship". However, Xu Lai's plan was repeatedly sabotaged by his brother-in-law Cai Lala (Bao Beier), who was filming a family documentary. Behind his lens, Xu Lai discovered a strange self.