Collects Captain America and Bucky #620-624. Think you know the story of Cap and Bucky's origins? Well, think again. The secret story of the early days of Captain America is revealed here, told from Bucky Barnes point of view. What was Cap and Bucky's first mission together? What was the tragedy that happened on it that changed everything about who Bucky was? And what is the secret that connects the Cap and Bucky series to Cap's modern day stories?