The heroine Lin Mian transferred from a rural high school to a high school in the city due to her father's job transfer. She reunited with her childhood friend Lu Ran. As they got along day after day, the two gradually became close and became friends. A year later, Lu Ran died unfortunately because of saving a child who fell into the water. Lin Mian accidentally discovered that she could go back to the past in her dreams, so she wanted to save Lu Ran's life through time travel. However, Lu Ran discovered that Lin Mian could travel to the past. He told Lin Mian that he did not need to be saved. Ten years later, only one banyan tree is left, which has flourished over the years...
Purpose: Time is the most precious thing and the most easily abused. Don't have any regrets.