After the Avengers saved the planet, Steve Rogers begins working for S.H.I.E.L.D. in Washington, DC. He soon realises adjusting to the modern world is the least of his worries, when the integrity of the agency is compromised and Director Nick Fury is attacked by an elusive assassin. Now a fugitive from his former allies, Captain America must get to the bottom of the international conspiracy and figure out the identity of the mysterious Winter Soldier.