10 years ago, Lee Si-woo, the main character who lost his parents to a murderer, finally met Jack, the murderer who killed his parents, and cut his throat…... more>>

But the decapitated head never died and talks to him, “I’m not the one who killed your parents.

” Knowing that the real culprit is a ‘contractor’ belonging to a group of killers with superpowers, Si-woo decides to hunt the registrants with Jack’s help <<less