Young scholar HO Yun-qing is tasked by an eminent monk to transcribe a Buddhist sutra said to have immense power over the spirits of the afterlife. To execute his work in peace, he travels afar to an old fort of a remote town. There he comes across with a series of strange events and characters, including a young woman named Melody. After a night of feasting, he wakes up to find Melody in his bedroom, who claims that they spent the night together. Driven by moral responsibility, HO ends up marrying Melody, not knowing that her true purpose is to steal the sutra from him. Later, HO meets another mysterious beauty named Cloud, who tries to save him from the malicious beings in the ghost realm. Entangled in the conflicts between the exorcists and the evil spirits, can HO extricate himself from the hands of the demons?