Penguin gains power as he narrows in on the nomination for Mayor of Gotham. Meanwhile, Gordon turns Alice into the GCPD for the bounty. Also, Bruce and Alfred race to find Bruce’s doppelganger after learning he’s assumed Bruce’s identity.

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.

After coming in contact with a substance by the hand of Mad Hatter, Jim Gordon gets led on a psychedelic trip and must confront his past, present and future. Meanwhile, Penguin struggles with Nygma’s new relationship.