Kill Code.

North America has been divided into four main quadrants. A power-hungry corporation has taken over the conventional prison system and made criminals the new law enforcers. The owner of that corporation, nanoscientist Eion Prescott, created a nano-virus called Onyx. Which is distributed through deadly watches to criminals. First, infecting them. Then, forcing them into eliminating each other for freedom. Who can topple the corporation's entire system from within?