In " Shushan Wars 2 ", Yu Yingnan's background was a relatively mysterious character. Her family had a very high status in the Shushan Faction, but she never knew her exact background. In the novel, Yu Yingnan's mother was a mysterious character. Her identity had always been a mystery, and Yu Yingnan had always been trying to find her mother. Through continuous cultivation and exploration, Yu Yingnan finally discovered her true identity and explained her relationship with the Shushan Faction.