Scholar Ning Caichen (played by Leslie Cheung) fails to collect his debts and has nowhere to go, so he spends the night at the ghost temple Lanruo Temple. He meets the knight Yan Chixia (played by Wu Ma), and the two become neighbors. One day, he meets the beautiful girl Xiaoqian (played by Wang Zuxian) by chance, and the two fall in love with each other. However, Xiaoqian is a ghost controlled by the tree demon grandma, who specializes in seducing strong men to suck on her grandma...