Y/N, a previous assassin who chose to quit when everything started to dull. The cigarettes and alcohols aren't as tasty as they used to be, maybe because of all the actions he had done so far. But would you believe me if I used to be friends with the K/DA? And now that they had nowhere to go, they decided to ask for my help huh? Karma's really a bitch. This fanfic revolves around Y/N who chose to take the path of killing in order to hunt his parent's killer. His efforts paid off but now he wanders aimlessly after quitting his job and tried to live as normal as possible. Alas, fate intervenes when people from the past reached out their hand hoping he will help them. The characters belong to their respective owners.