An elite 'search and rescue' team transport onto an off-world mining-facility to rescue Whit Carmichael, the lone survivor of a biological outbreak.

Some call him a hero. Some call him a villain. He's "John Doe: Vigilante" - an ordinary man who decides to take the law into his own hands. Frustrated with a failing legal system that continues to allow violent criminals to go free, John Doe begins exacting justice the only way he knows how - by killing one criminal at a time. Soon he becomes a media sensation and inspires a group of copycat vigilantes, but who is the real John Doe - a pillar of justice or a cold-blooded murderer? You decide.