Go-ni tries his best to worship Pyung Gyung-jang as his teacher, and promises to stop gambling after winning his money back. But people's desires are endless.

In the deep mountain area in Gangwon Province, people flock to an abandoned church famous for its ghosts. The producers of TV programs, shamans and a mystery experience group have one common purpose: to prove that ghosts exist! The situation takes an unexpected turn when mysterious people begin to appear before those who have come to experience just such bizarre occurrences in this spooky church full of extraordinary energy.

When the scholar Jeong Yak-jeon is exiled to Heuksando Island during the Catholic Persecution of 1801, he decides to write a fish-based encyclopaedia.