The narrative pits modern rationalism (represented by the medical community and police forces) against ancient spiritualism. When a mysterious Japanese stranger arrives in the remote village of Gokseong, a bizarre sickness spreads. Jong-goo is forced to abandon logic, eventually hiring a flamboyant shaman named Il-gwang. This tension between faith, superstition, and science mirrors real-world cultural dynamics found globally, particularly in rural communities. 3. Cosmic Pessimism and Paranoia