Based on the first of the best-selling series of Alex Rider novels by Anthony Horowitz. Alex Rider (Alex Pettyfer) is a normal school boy, with a normal life. Until his uncle Ian (Ewan McGregor) dies. Alex's life changes forever, as he discovers that his uncle was not, as he thought a banker, but a super MI6 agent who was shot on the way back from his latest assignment. Alex is cleverly manipulated by MI6 to work for them. His mission is to find out what's going on with the Stormbreakers, high tech virtual reality computers that have some kind of virus infecting them. The main suspect is creator of the Stormbreaker, Darrius Sayle (Mickey Rourke). After a shocking discovery, that nearly causes Alex to lose his life, Alex must return to Britan to stop Sayle. Can he succeed or will his first mission become his last?