First person perspective, Shuangjie.
One is a single-parent family and has lacked love since childhood.
One is a self-denying personality (x) who likes to heal others (with slight mental problems) and has no problem with his outlook on life.
Redeem each other.
Partly adapted from a true story (: D)
It's more idealistic. Let's enjoy it.
Purpose: Cherish the people in front of you