Fu Ruyun originally thought that he could only live in Xue Mansion in this life, and was trained step by step to become Xue Yan's unknown Bai Yueguang's substitute, until the unknown Bai Yueguang named him and said that he would be taken away. When Fu Ruyun thought that his life had finally turned around, Bai Yueguang died on the way to pick him up...
Purpose: redemption