What's the Summary of It? After a security breach is reported, a squad of space marines known as the Rapid Response Tactical Squad, headed by Sarge, is sent to a scientific facility on Mars. They discover that the alarm was sent when a test subject, a mass killer who had been purposely injected with extraterrestrial DNA, escaped and started murdering people. Dr. Grimm, who is linked to team member Reaper, warns them all that the chromosome has the ability to turn people into other monsters and is very contagious.
Long before the flames of hell were rekindled in honor of Bethesda's next Doom game, Doom 3 taught the world the value of flashlights. The Doom movie would be made to capitalize on the franchise's resurgence in the early 2000s, thanks to that game. Awesome! Except that sometime along the road, everyone involved forgot that Doom is, in a very literal sense, about Hell and demons...