Boardwalk Empire season 2 dvd gives us a dark exploration of guilt and consequence, it is Nucky's refusal to repent, while others wallow in attrition. We can see more surprise in the Boardwalk Empire season 2, the most important of which has been the apparent usurping of Nucky's power by upstart Jimmy Darmody (Michael Pitt), through the puppet mastering of his father, Commodore Louis Kaestner (Dabney Coleman).
By the end of the second season, everyone is dead and the show seems to have nowhere left to go. Its been renewed for a third season. But what that will consist of is unclear. They can either abandon history or they can repeat themselves.