Shin runs a shaman detective agency that solves any problem for money. To save his younger sibling, he needs 10 billion won but has no idea how to come up with the money. An evangelist, Ji-yul, tries to recruit him on the street to join the Gwangcheon Church. An idea suddenly comes to him... to become the cult leader of Gwangcheon Church and swallow up the 10 billion won!
