Chen Buyuan's father accidentally killed his mother by taking drugs. He was fostered to a relative's home, but was abused and had a withdrawn personality.
Qin Yu's father was often violent and cheating, and his mother was mentally ill, but he still had a cheerful personality.
An old friend from childhood met in high school. However, he was extremely withdrawn and had no friends or even family. Until Qin Yu appeared again.
He taught him a lot, but he still didn't know what his feelings for him were.
This fool didn't realize that it was him he had always loved until he was about to die.
Purpose: commemoration