Lin An in the South Song, after five hundred years, Xiaobai finally found Azhen's reincarnation — Xu Xian, and the two met off the bridge. Xiaobai Xiaoqing's invisible streets and lanes began a lively life with Xu Xian and brother-in-law Li Gongfu. But he didn’t want to have a strange incident in Hangzhou City. The Fahai of Jinshan Temple came out of demon, and accidentally uncovered the identity of Xiaobai and Xiaoqing’s snake. Xu Xian was horrified to witness the little incarnation python... Is this life and death? Xu Xian worth it?