In the Season 4 finale, 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.
As Gotham falls into complete anarchy, a team of unlikely heroes step up to save it. Bullock takes the lead at the GCPD and Bruce's psychological limits are tested as those close to him are put in danger.
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.
Arkham's "finest" give Gordon and Bullock a run for their money, as they hatch a plan to escape the asylum. Meanwhile, Bruce devises his own strategy to thwart their plans. Also, Barbara gets an offer she can't refuse.
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, and Selina asks Bruce for a favor to help rid her of her guilt over Ivy.
Ivy picks her next target, leading Gordon and Lucius back to an old friend, as Selina tries to take matters into her own hands. Sofia wants full control of Gotham and turns to Lee about the state of the Narrows. Meanwhile, Bruce tries to make amends with Alfred, and Nygma visits Arkham.
Ivy tracks a secret project on which Wayne Enterprises is working and begins to target anyone that can give her information. Meanwhile, Jerome becomes obsessed with Penguin in Arkham. Also, Gordon begins to second guess his deal with Sofia and an unsettling dream sequence shakes up Bruce.
In the spring premiere, Gordon is called to the scene after the Toy Maker is hired to assassinate one of Gotham's doctors. Lee Thompkins begins to try to rebuild the Narrows, with Nygma as her partner. Meanwhile, Alfred's new life in the Narrows becomes complicated and Ivy reveals her new persona to Selina.
Things get complicated for Gordon, Sophia and Penguin when Carmine Falcone comes to town. Alfred tries to get through to Bruce once and for all; Nygma struggles to gain control over the Riddler persona; and Tabitha attempts to make Grundy remember his past. Meanwhile, a familiar smile resurfaces in Gotham.
With Professor Pyg striking fear throughout Gotham, Gordon and Bullock head into the Narrows to look for clues. Bruce Wayne meets a former friend, Grace, who convinces him to come along for a night out with some old classmates. Meanwhile, Sofia's relationships with Penguin and Gordon continue to evolve.
Nygma comes face-to-face with Butch Gilzean, but he is not who he used to be. In an attempt to regain power and identity, Nygma decides to put his former partner's skills to the test. Meanwhile, Sofia Falcone takes action to protect her own life by appealing to Penguin's vulnerable side. With the power of the dagger in his possession, Bruce surprises those around him with his bold actions.