Agent Augustus Gibbons has selected an imprisoned former US Navy SEAL Darius Stone, a new agent in the XXX program, travels to Washington D.C., where they track a splinter faction of the U.S. military that attempts to overthrow the U.S. government and assassinate the President, led by Secretary of Defense and former 4-Star General George Deckert, Stone's former commanding officer whom he once led a mutiny against. But he's been targeted for assassination by a radical splinter group of dissenters deep within the United States government. The new XXX agent must uncover the insurgents from within. It is the nation's only hope to stop the first coup d'etat in American history.