A mysterious serial killer is roaming around Seoul, brutally killing people  & leaving a Black rose behind. Kim yeong,a 27years old micro photographer, who hates police but is forced to join the special case investigation unit (SCIU) Jung Suho,27 years old, one of the best Police officer in Seoul police, recently  got promoted as the leader of SCIU. Lee sujin, a 24 years old child specialist. sweet, always happy, cheerful & kind to others. What will happen if all three of them get involved in this complicated case.will they be able to hunt down their prey or the hunters themselves Will become  hunted??? "Run, Mr kim run. your time starts now."  "Let's see who will win this chase."  "you, his life" "or me, his death." A wicked laughter echoed throughout what sounded like a massive but empty chamber.