Zhang Xiaozhi is overwhelmed by sadness over his wife's death, and spends everyday drinking wine. Qian Yan'er is obsessed with gambling. The two people live on a muddleheaded life. Wanyan, the chief of Black Wind Gang, threatens them and asks them to help him search for treasure. On the way of escape, Zhang Xiaozhi and Qian Yan'er save the heroine Bajiao accidentally. But unexpectedly, they fall into another trap delicately set by Wanyan. It's extremely dangerous in the tomb. By accident, Zhang Xiaozhi initiates the Holy Dragon Plate. The Holy Dragon is woken up, and large number of zombie throng out. Zhang Xiaozhi and Qian Yan'er are once again surrounded by crises.

At the end of the Qing Dynasty, most of the people in the city contracted strange diseases. He Miao, who cares about the fate of the country, hopes that Zhang Xiaozhi will help him to get the treasure in the underwater underground palace. But several other forces started a big fight in order to obtain the treasures of the underground palace.

Ge Zhen joins a killer organization the 12 troops. Justice and evil coexist and the entanglement between loyalty and betrayal come one after another.