The 25-year-old internationally renowned violinist Lan Xiaoshu returned to her hometown after six years due to work, and once again met the person who made her travel far away. She thought that like two straight lines that once intersected, they would drift away from each other. What she didn't expect was that he actually wanted to go back to where he started, saying that he had never forgotten her tenderness. Can she believe him? What about the other person? What should she do with the person who accompanies her through ups and downs and makes her happy every day?