The film's plot pits a tough loose-cannon cop, Kang Chul-jung, and a psychopathic killer, Cho Kyu-hwan, against each other. Kang typifies the anti-hero cop genre, taking bribes and stealing drugs from criminals. His career is in a slump and internal affairs are investigating his actions. The antagonist Cho, on the other hand, leads a life as a successful business and family man. Under his cool exterior however, he displays a total disregard for others, killing people for the slightest perceived misdeed. The two main characters first meet by chance in a dark alley shortly after Cho brutally murders his parents for monetary reasons. Cho first asked then started begging to get his parents to leave their will to him. After his parents reject, Cho gets a butter knife and stabs them both around the abdomen. He sprays flour all around their body and washes the excess blood by taking a shower. Then he starts walking to get rid of the murder weapon. Kang is out ta..