When Bruce Wayne is kidnapped, Gordon must look to some unlikely and dangerous allies for help. It is a battle of the villains, and not everyone makes it out alive.

Penguin takes a hit for Galavan's murder, but doesn't let Gordon off easily. Meanwhile, Gordon and Bullock investigate the body-snatching spree of Victor Fries, one of Gotham's preeminent cryogenics engineers.

As Gordon, Bullock and Barnes continue the search for Victor Fries, they are forced to look to his wife, Nora, for help. Meanwhile, Penguin is introduced to Hugo Strange, and Alfred reveals some crucial information to Bruce about his parents' murderer.

After leaving Arkham Asylum, Barbara attempts to make amends with Gordon. Then, Bruce and Alfred track down one of Thomas Wayne's former friends from Project Chimera, but Hugo Strange disrupts their plans.

While Gordon, Bruce and Lucius remain at Indian Hill, the city of Gotham will be met with a new threat as Hugo Strange’s inmates devise a plan to escape and start their new lives in Gotham.

Some of Gotham's most unhinged villains band together, while The Riddler continues his conquest of the city. Gordon is on a search for answers and all roads keep leading him back to the Court of Owls. Meanwhile, as Alfred begins to notice a change in Bruce, Bruce 2 confides in Selina.

With the deadly virus spreading throughout the city, the search for the antidote continues, as Fish Mooney, The Riddler and Penguin reveal plans of their own. Bruce meets Ra's al Ghul and completes his last task in order to fulfill his destiny, but realizes he can't let go of his past. Meanwhile, Gordon tries to win back Lee, and past alliances within Gotham City are broken, while new alliances are formed.

With the deadly virus spreading throughout the city, the search for the antidote continues, as Fish Mooney, The Riddler and Penguin reveal plans of their own. Bruce meets Ra's al Ghul and completes his last task in order to fulfill his destiny, but realizes he can't let go of his past. Meanwhile, Gordon tries to win back Lee, and past alliances within Gotham City are broken, while new alliances are formed.

Bruce Wayne puts the lives of Gotham Natural History Museum historian Niles Winthrop and his grandson, Alex, in danger in an attempt to uncover the meaning behind his prized knife from the auction. Meanwhile, Ra's Al Ghul proves he'll take deadly measures to achieve what he wants. Also, with Sofia Falcone in town, she is on a mission to win back Gotham from Penguin.

Bullock and Gordon try to track down someone who is key in Sofia's control over Gotham. Meanwhile, Penguin, Lee and Nygma enlist an unlikely ally as they seek revenge, and Selina asks Bruce for a favor to help rid her of her guilt over Ivy.

Gordon and Bullock try to stay one step ahead as Jerome zeros in on his next target. Meanwhile, Nygma hosts a riddle game show in the Narrows and faces his toughest challenger in Lee Thompkins, and Penguin goes to see Butch with a proposal.

The Arkham inmates are still running freely in Gotham and they're only getting more difficult to catch. Gordon develops a plan, but reluctantly has to turn to Bruce for help. Meanwhile, Barbara finds out just how far her new friends are willing to go for her.

Jeremiah warns a skeptical Gordon of more destruction coming Gotham's way, and Gordon is forced to make a potentially devastating decision. Meanwhile, Barbara rallies together a team to secure her position, as alliances in the underworld shift and prove no one can be trusted. Then, Bruce is forced to come to terms with the future.