Xu Yan and Gu Qingyue were childhood sweethearts who grew up together. They had a crush on each other but never understood each other's feelings. After graduating from high school, Xu Yan went to study abroad while Gu Qingyue stayed in the city where they studied in high school. When Xu Yan returns to China two years later, what will happen to them?
Intention: Falling in love is vulgar, so I will plant flowers in your heart