The ‘Beast Cop’ Ma Seok-do heads to a foreign country to extradite a suspect, but soon after his arrival, he discovers additional murder cases and hears about a vicious killer who has been committing crimes against tourists for several years.

A magician meets a weird girl and offers her to work together in his magic show. It's only until a year later that he starts to know her personally and develops a feeling towards her despite her own problems.