The movie begins with the mysterious death of a journalistic photographer named Kim Cheol-hun. Veteran police detective Park (Kim Seung-ho) teams up with a young, intellectual detective (Kim Seong-ok) to investigate the people surrounding Kim.

During the later years of Goryeo Dynasty (918-1392), a talented martial artist is murdered. His resentment makes him born again as Bulgasari, a monster that grinds and eats up iron. The monster takes his revenge on the traitors responsible for his death.

A secret marriage service is uncovered when a trunk washes up on the shore, revealing the strange marriage between a couple in the thick of it all.

A lawyer, caught up in a murder case, becomes a notorious and genius con artist overnight, in order to fight against a huge conspiracy and survive.