Mad Hatter sets his eyes on his next victims, forcing Jim Gordon to make some tough decisions. Meanwhile, Penguin and Nygma's relationship evolves, and a familiar face comes back into Nygma's life.

On the eve of their rehearsal dinner, a threat to Mario and Lee is exposed, and Falcone looks to Jim for help. Meanwhile, Nygma seeks revenge and Bruce learns more about The Court of Owls.

With the creation of Haven as a safe place for refugees, Gordon hopes to stop the gang fighting in Gotham. Selina is determined to find Jeremiah and she convinces Bruce to help her. Penguin goes to Haven to reclaim his staff.