On a rainy night seven years ago, Lin Yan, a medical student working in a convenience store, met Xu Mu, a wandering musician who was holding a guitar to protect himself from the rain. The two teenagers approached quietly amidst the sound of the piano and the smell of disinfectant water, but they separated because Xu Mubei was wandering in his dreams. They met again seven years later. One became a surgeon who stayed in the intensive care unit, and the other was a down-and-out musician who played and sang in the underground passage. The gears of fate turned again.
Purpose: Inspiring love story