Bucky shot! Near dead! Cap relentlessly pursues gunman! In a story that changes his life forever, Jeff Mace must prove he's not just worthy of being Captain America, but worthy of being Bucky's partner as well. Making matters worse: he thinks he knows who pulled the trigger...but hopes with all his heart he's wrong. Guest-starring the Sub-Mariner, original Human Torch, and other All-Winners Squad members...plus the dazzling debut of Golden Girl! After this, nothing will ever be the same for Captain America!