In the summer of 2007, 16-year-old Chen Huaner moved from Sishui, his hometown town to the hospital's family home in the big city of Tianhe due to his mother's job transfer.Here, she met Jing Qichi, a teenager who loved football, and Song Cong.Chen Huaner integrated into the new environment with an optimistic and cheerful attitude, and also experienced a series of changes such as Song Cong's transfer to school because of his mother's hemiplegia and Jing Qichi gave up his football dream due to injury.

When he entered his senior year, Jing Qichi fell into a collapse due to his father's death. Chen Huaner encouraged him with his childhood illness experience. The two were admitted to the same university, but by all kinds of mistakes, they were unable to get together.After graduation, Huan'er chose to study for a master's degree. Jing Qichi went to Beijing to work. The two finally turned from friends to lovers in both places. Later, Chen Huaner returned to school to continue his research, and Jing Qichi also returned to the city where Huaner was.When Chen Huaner graduated from Dr. Chen, Jing Qichi successfully proposed to her.