The complete seventh season of the real-time suspense drama series. The season begins with Jack Bauer (Kiefer Sutherland) being forced to stand trial for human rights violations after returning from Africa - but he is soon drafted back into action when terrorists threaten America's national security by taking control of its communication systems. As Bauer sets out to uncover who is behind the menacing plot, he discovers that an old friend, whom he believed to be dead, could be involved.