Inspired by a legendary folk tale, The Destiny of White Snake tells a heart-wrenching love story between an immortal and a human. She is Bai Yao Yao, a white snake roaming the mortal realm when she meets Xu Xuan, the master of the medicinal valley. There is a also second couple pairing between Xiao Qing, a green snake whose fate becomes intertwined with a demon catcher named Qi Xiao.