As Crossbones and the Red Skull's daughter SIN carve a path of chaos and destruction across the U.S.A., Cap and S.H.I.E.L.D. Agent 13 head to the American heartland on a tip, and stumble across much more than they bargained for--like a secret AIM cadre and a lot of secrets! The first of an action-packed two-parter from Ed Brubaker and Mike Perkins.