Xiaoqiao is Daqiao's younger sister and Zhou Yu's wife. She usually participates only in the battles that her husband is involved in and appears by his side. The sisters help their husbands defeat the local warlords of Jiang Dong led by Liu Yao and establish the kingdom of Wu. Another significant appearance she makes is at the Battle of Shi Ting, in which she captures two forts. In one stage in Dynasty Warriors 4: Xtreme Legends the sisters are kidnapped by Dong Zhuo and their husbands must rescue them.
Source from Wikipeida