18-Year-old Yu Jingyan suffered a concussion and memory loss after falling in an accident. Apart from his parents, there seemed to be a familiar and unfamiliar name in his brain that was like a brand new blank sheet of paper, as well as numerous intimate and warm little things.
Chen Heng, I really don't want to forget you.
Concept: Time can erase memories, but it cannot erase the echo deep in the soul.