Dr Horrible has become obsessed with reviving Penny by turning back time. He doesn't care how many people need to die, because he believes he can "fix" things. But the risk of time travel is the destruction of the universe...
Captain Hammer, now knowing what pain is, has two choices, grow and overcome the pain, or continue to hide away...
And Penny. The multiple zombies, and clones, and computer simulations of Penny that were never "right". Well, she too has her parts to play.
The problem is, rock bottom has two paths out. The first is to rebuild as a non-nazi nation. The other is to go full Nazi and just stay at rock bottom for a few decades.
The "hard" option is to just get rid of the hen that turned cannibal. It's going to be just one, unless you're running an egg factory level operation. Give the hens more space and actual yard time, and most will stop pecking. The one that doesn't goes in the soup pot.
But likely not upset enough to vote for anything other than the straight Republican ticket.