A video of Ning Dahua, the calico cat belonging to singer Zhao Ning, chasing and beating up Ning Datou, the golden retriever belonging to movie emperor Lu Zhao, unexpectedly goes viral, sparking heated discussions across the internet. Everyone assumes Zhao Ning is in serious trouble, unaware that she and Lu Zhao share a past—and that Ning Datou is the dog they raised together. By a twist of fate, the two end up participating in a remarriage reality show together, where their long-buried secrets are gradually revealed. After misunderstandings are cleared up and they reconcile, the two find their way back to each other. In the days that follow, they build a family, raise a son and a daughter, and enjoy life with their beloved cat and dog by their side. Zhao Ning continues pursuing her passion for music, while the whole family enjoys a lively, warm, and happy life together.