Gu Xun Er//Xiao Xun Er is one of the main female protagonists ofBattle through the Heavens. She isXiao Yan's second wife[2] and a girl who supported Xiao Yan even when he was called a cripple. A young girl who spent her childhood in the Xiao Clan is a childhood lover of Xiao Yan and also a talented fighter. She has a very mysterious background. She is the number one heir of the Gu Clan and she is the sole possessor of the perfect Dou Di blood in Gu clan within the past 1000 years.