The rickshaw driver Zhang Dabing (played by Sammo Hung) claims to be extremely courageous and fearless, and often makes bets with others to train his courage. One day, he finished work early and found that his wife (played by Leung Suet-wai) had an affair with someone, and the other party turned out to be Dabing's employer, Boss Tan (played by Huang Xia). In order to cover up the truth, Boss Tan sent his master (played by Tai Bao) to find Maoshan Taoist Qian Zhenren (played by Chen Long) to set up an altar to kill Dabing. Qian Zhenren set a trap and lured Zhang Dabing to the Ma Family Ancestral Hall in the name of a bet, and cast a spell to summon zombies to chase Dabing. Qian's junior brother Xu Zhenren (played by Zhong Fat) was dissatisfied with his senior brother's evil deeds of seeking money and killing people. He secretly assisted Dabing and finally escaped the disaster. However, Boss Tan was still malicious, and when one plan failed, he used another plan to kill Dabing...