Having trapped his sister beneath a mountain, Yang Jian, known as Erlang Shen, has lost his position and is now struggling to get by as a bounty hunter. However, a woman of mystery suddenly offers him a job to track down someone he knows well. His nephew, Chenxiang, is determined to find the magic lotus lantern to release his mother, even if it brings about chaos. Yang Jian must face his past and take on several hazardous vigilantes also in pursuit of the coveted treasure that could tip the balance of their world.