She is the Junior sister of previous head of Assassin organization.
She and Previous head was engaged but he fell in Love with Yan Hua, now that we don't know about previous head. she became the Empress there and wants to kill Yan Hua's Daughter, Just like Yan Xia .
- One of her clone was Killed by Long Qingtian at Purgatory City when she comes to capture Su Luo[1]
- Purgatory City lord will go to her kill her personally but after his departure her body will disappear, so Nangong Liuyun has doubt the she might not have dead yet. [2]