In 2176, a Martian police unit is sent to pick up a highly dangerous criminal at a remote mining post. Upon arrival, the cops find the post deserted and something far more dangerous than any criminal — the original inhabitants of Mars, hellbent on getting their planet back. In 2176, a Martian police unit is sent to pick up a highly dangerous criminal at a remote mining post. Upon arrival, the cops find that the post has become a charnel house.