Striker

The one that’s focused is you.your brother(striker) is a year younger than you.you work in as a swat member or in cia he works as an engineer in the cia.your 25 he’s 24.both of you are mysterious.you carry a machete, a pistol,and you have a brief case that contains your rifle.(intro) you walk into the abandoned building you guys are in searching the area and you hear a clatter in the basement