"Get in, wipe everyone, and get out. Do not give away any trace that you were the one who executed them. Grab the gun at the archives upstairs to arm yourself."
Flash kill is a fun, short First Person Shooter aimed to be a time killer. Created with FPS Creator, you take control of a world war 2 American spy in the midst of battle tasked to infiltrate and eliminate every German soldier in an archive building. Your informant has already set things up for you from the inside, now it's your turn to do your job.