Lin Yuan and Gu Xingchen were seated together in elementary school. Lin Yuan had a crush on Gu Xingchen for a long time, but he always protected her carefully before showing it out.
Until an accident four years ago, Gu Xingchen fell down the stairs at school and lost his memory. His parents took him to another place to go to school again.
Lin Yuan knew that Gu Xingchen was gone, so he began to look for Gu Xingchen, and finally found his high school three years later.
Purpose: redemption