In a desolate future, a high-security prison station orbits Mars. When its inmates revolt, the station crashes near a colonist outpost on the planet. A specialized military team is sent to neutralize the convicts, but they’re shot down upon arrival and thrust into a nightmare scenario. 

 

While Mars is transformed into a perilous arena where survival is the only rule, a general on Earth begins to uncover a web of conspiracy that changes the mission and could determine their fate.