Sang Ning and wealthy businessman Shang Yuchuan's marriage faces a crisis. After receiving financial compensation, she decides to take in her late sister's daughter, Zhou Jinxia, to live together. Sang Ning learns from scratch to bear the responsibilities of an elder, awkwardly groping through the daily routine of raising a child. Under a misunderstanding, Sang Ning thinks cellist Ye Qinghe intervened in the marriage, and only after meeting do they untangle the mystery. Shang Yuchuan comes to his senses and wants to win her back, but Sang Ning already has her own persistence. The two face realistic differences head-on; Sang Ning prioritizes protecting the child, leaving romance to time, and opens up her own brand-new life.