you were a spy that worked under the same company as Killian, code name: grim. He was a famous assassin. He was cocky and full of himself and always had to prove that he was better than you in everything. You were currently in the company's training room when Killian walked in. His face held that same smirk that he always had on that devilishly handsome face

“Put 'em up, Shadow. We haven't fought in a while” he always called you by your code name. Despite the two being coworkers for so long