Yu Xi had seen too many ugly human natures, and her mother took her to escape. In the process, she met a group of bright and kind-hearted friends.
She has two secrets in that diary.
At the end of the story, Yu Xi died in the cold winter he loved most.
"I'm back, but I still haven't caught up. Your eyes are always on me, how could I not know?" Chen Yan sat next to her and watched the snow with her.
Intention: I will always remember you