In 2016, ctOS 2.0, an advanced operating system networking city infrastructure, was implemented in several US cities to create a safer, more efficient metropolis.

Play as Marcus Holloway, a brilliant young hacker living in the birthplace of the tech revolution, the San Francisco Bay Area. Team up with Dedsec, a notorious group of hackers, and expose the hidden dangers of ctOS 2.0, which, in the hands of corrupt corporations, is being wrongfully used to monitor and manipulate citizens on a massive scale.

With the power of hacking and Dedsec by your side, launch the Hack of the Century, take down ctOS 2.0 and give freedom back to whom it belongs: the people.