Desperate to save his fiancee from a demon that has possessed her soul, a man turns to his longtime priest for help.。公元712年，唐睿宗改元延和，大唐依旧繁盛寰宇，但繁华之下依然危机四伏、山雨欲来。一股股势力借机点点欲动，更引起民间诡案频发，大理寺少卿卢凌风（杨旭文饰）和乾陵丞苏无名（杨志刚饰）又将遇到怎样的志怪谜局？西行之路，境遇难测。。