From the heights of notoriety to the depths of depravity, John Forbes Nash, Jr. experienced it all. A mathematical genius, he made an astonishing discovery early in his career and stood on the brink of international acclaim. But the handsome and arrogant Nash soon found himself on a painful and harrowing journey of self-discovery. After many years of struggle, he eventually triumphed over his tragedy, and finally - late in life - received the Nobel Prize.

Based on the real life story of legendary cryptanalyst Alan Turing, the film portrays the nail-biting race against time by Turing and his brilliant team of code-breakers at Britain's top-secret Government Code and Cypher School at Bletchley Park, during the darkest days of World War II.

Martin Bishop is the head of a group of experts who specialise in testing security systems. When he is blackmailed by Government agents into stealing a top secret black box, the team find themselves embroiled in a game of danger and intrigue. After they recover the box, they discover that it has the capability to decode all existing encryption systems around the world, and that the agents who hired them didn't work for the Government after all...