CARLOS THE JACKAL IS CALLING JASON BOURNE'S CARDS. HE HAS TO SHOW.Two men are summoned by telegram to a small-town funfair. There they witness a bizarre killing. Carlos the Jackal, Jason Bourne's long-time antagonist, is back .Forced out of an idyllic retirement, Bourne must leave bhis wife and children to face his enemy - and confront the secret society of Medusa, a relic of war, nowseeking ultimate power in peacetime. Bourne's plan is simple: to use himself as bait to lure the cunning Jackal into a deadly trap - a trap from which only one of them will escape.