Chaser is a first-person shooter action video game. The game takes place in the future, when humanity has inhabited Mars. The game protagonist wakes up in the medical bay of the space station U.S.S. Majestic, having lost his memory. The station is under attack by a group of armed men wearing the red Martian soldier's uniform, who refer to him as Chaser. They kill everyone on board but killing Chaser seems to be their primary objective. (wikipedia.org)