With the arrest of the criminal group, the sad youthful past between the young Mo Yu and his best friend Zhan Ran and teacher Cheng Xiao ten years ago slowly surfaced...
In 2007, in a dark and depressive society, the entry of a new teacher intertwined the fates of several teenagers, changed their lives, and became the beginning of a nightmare.
Purpose: The greatest pain in the world is not being able to be together