Rookie detective James "Jim" Gordon and his partner Harvey Bullock are assigned to the case of the murders of Thomas and Martha Wayne, witnessed by petty street criminal Selina "Cat" Kyle. Their investigation leads them to a parolee named Mario Pepper, whom Bullock kills in Gordon's defense. They discover that Pepper had been framed, leading them to mobster Fish Mooney, an associate of Carmine Falcone, an organized crime boss. Mooney has them captured, but Falcone spares them upon his arrival, r
Gordon and Bullock start investigating the abductions of street kids by Patti and Doug, operatives of Dr. Francis Dulmacher, A.K.A. the Dollmaker, and have been posing as members of the Mayor's Homeless Outreach Program. Mayor Aubrey James announces plans to help Gotham's homeless kids, rounding them up and shipping them out of town. Patti and Doug hijack one of the buses of street kids, including Selina. After Bullock's extreme interrogation of an informant, Gordon obtains a clue. Gordon and Bu
Gordon and Bullock track a vigilante who targets corrupt Gotham officials and is nicknamed "Balloonman" for strapping his victims to weather balloons, which eventually implode in the cold atmosphere, giving the victim a long fall. Montoya and Allen question Gordon about Cobblepot, who returns to Gotham to get revenge on Mooney. He gets a job at Don Sal Maroni's restaurant and is befriended by Maroni himself. Mooney arranges for Falcone's lover Natalia to be disfigured in response to her own love
Cobblepot offers Gordon help in stopping the future war. The latter learns of the Arkham Plan from Alfred, who states that Falcone and Mayor James are backing the project that will improve the Arkham District, as opposed to Maroni, who has another plan. An independent hitman starts targeting the city council members involved in both opposing sides of the Plan. After an armed robbery of Maroni's restaurant, Cobblepot is promoted to restaurant manager by Maroni, following the former's action of sa
Bruce plans to find a way to speak to the board members of Wayne Enterprises to learn their connections to the Arkham District Project. A new drug called "Viper", a prototype of Venom, is hitting the street, endowing the user with super-strength, but eventually killing them. Maroni plans to rob a casino owned by Falcone, and Cobblepot offers a less-casualty plan, forcing him to reveal his past, which Maroni believes after Gordon confirms it. The latter learns that "Viper" is being distributed at
Ten years ago, a masked killer calling himself the "Spirit of the Goat" targets the firstborn of Gotham's elite, leading Bullock and his partner Dix to investigate the case. They find the killer, Randall Milkie, who is shot down by Bullock after Dix falls through a trap door and ends up badly injured. In the present day, Bullock finds another elite firstborn murdered by someone with the same "Goat" motive. Upon surgery, Bullock sees Milkie's trademark, which only he and Dix knew, meaning that he
Exonerated, Gordon tells Barbara to leave Gotham. Cobblepot leads Maroni enforcer Frankie Carbone and two other henchmen to Nikolai's hideout, killing the latter and Carbone by buying the loyalties of the henchmen. Montoya and Allen begin cooperating with Gordon. The escalating mob war is settled with a land trade between Maroni and Falcone. A drunken Bullock re-evaluates his choice for helping Gordon, and the two partners attempt to arrest Mayor James and Falcone, but they give up when it is re
Bruce returns to school, where he has some trouble with bully Tommy Elliot; and Alfred agrees to teach the former how to fight. Gordon and Bullock investigate Richard Sionis, who is hosting an illegal and deadly fight club where the champions are accepted for Sionis Investments. Liza's loyalty to Mooney begins to falter when she learns of the latter's plan to eventually kill Falcone, but Mooney presses her to steal a ledger from Falcone's office that may be used to incriminate him. When Gordon i
Gordon has Selina placed at Wayne Manor for her safety. She and Bruce establish a friendship. She claims that her mother is an intelligence agent. During a prison transport from Blackgate Penitentiary to St. Mark Psychiatric Hospital, bomb maker Ian Hargrove is taken by the Russian mob, who are working against Falcone following Nikolai's death. Gordon meets with Harvey Dent, who suspects tycoon Dick Lovecraft for the Wayne murders. Gordon and Bullock realize that Hargrove intends no harm. Manipu
Assassins led by Copperhead infiltrate Wayne Manor, but Bruce and Selina escape into the city. Alfred seeks Gordon and Bullock's help to find the pair. Dent suspects that Lovecraft hired the assassins to cover his tracks. However, Gordon learns Lovecraft is also being targeted to hide what he knows; the assassins kill Lovecraft in a staged suicide, planting Gordon's gun at the scene. Following the armory fiasco, Cobblepot tells Falcone that Mooney has a mole in his ranks, but does not reveal the
While working at Arkham run by Dr. Gerry Lang, Gordon investigates a series of attacks on inmates with the help of Dr. Leslie "Lee" Thompkins. Mooney discusses her plan to overthrow Falcone with underboss Jimmy Saviano, who has a disagreement with her on succession. Cobblepot is arrested by the police for trying to further extort some fishermen already paying protection money to Maroni. The former is freed by the latter, who initiated the arrest to warn Cobblepot about hubris. Montoya ends her r