A surge of impure heroin is fueling overdoses across Chicago, and the Intelligence unit is weakened by the suspension of a team member following an internal matter. With the absence creating a void, Antonio shifts into leadership, only to f…

With the definitive cause of the skyscraper fire now known, Intelligence swiftly begins the pursuit of the individual accountable. For Halstead, however, the matter holds a deeply personal significance. The narrative unfolds across the …

The team’s efforts to rescue a teenage girl abducted by a robbery crew are complicated by political interference. Meanwhile, Voight and Platt work to clear Olinsky’s name.

The ride-along took a sharp turn, leaving Burgess with a difficult decision: heed Voight's counsel, or trust in a possible new ally.

Operating in deep cover, Ruzek uncovers a startling truth: his father is connected to a suspected drug dealer. The revelation forces him to confront a painful uncertainty, a question that hangs heavy: could his own father be implicated?

The alderman's wife was found murdered, and Voight faced mounting pressure from First Deputy Superintendent Brennan to quickly resolve the investigation. To coax a confession, Upton recounted a harrowing tale from her youth.

The intelligence community now believes the imam of a local mosque orchestrated the bombing of an Army recruitment station. Following a second detonation, Voight implored Halstead to adhere to the evidence and resist allowing his military e…

As CPD mounts its assault on a powerful drug lord, Atwater finds himself at a crossroads. He must choose between the necessary steps to solve a young dealer's murder and what truly serves the greater good of the community.

Driven by a desperate need to extricate himself from a perilous situation and safeguard someone he holds dear, Antonio makes a choice that jeopardizes the safety of everyone around him.

The shadow of Antonio's death casts a long pall over Voight and Ruzek, their differing approaches to the fallout creating a palpable tension. Simultaneously, a string of violent carjackings escalates with deadly consequences, forcing Ruzek …

Detective Intelligence found himself drawn into the orbit of a mayoral candidate while working the case of a prominent defense attorney's murder. Back on duty, he grappled with uncertainty, questioning his own instincts as a complex investi…

In pursuit of a heroin dealer, the police force encounters a recently paroled convict, his release granted on a technicality. Halstead’s past connection to the man casts a shadow over the team’s efforts to reincarcerate him.

Atwater infiltrated the organization's inner circle, a move intended to dismantle its decades-long reign of criminal activity. He found himself drawn into a complex web of loyalty and moral ambiguity, where his deepest convictions were rele…

Upton and Burgess faced a precarious predicament when Intelligence pinpointed a stash of machine guns, intended for use in the murders of police officers, to a gun show in Wisconsin.

Following leads from Cruz of Firehouse 51, Intelligence pursues the group exploiting the lockbox key. Under considerable pressure to apprehend the perpetrators without jeopardizing the memory of a fallen firefighter who may have had connect…

Voight and the Intelligence Unit devoted their full attention and resources to the case: the vanishing of a dancer known for her connections to the criminal underworld, a valuable source of information for their team.

A mayoral candidate was struck by gunfire from an unknown source, and the intelligence community mobilized with urgency to identify the assailant before a further attack could be carried out.

As the shadow of a gang war descended, Voight and Ray Price found themselves compelled to orchestrate a peace summit, a desperate attempt to halt the escalating violence before further lives were lost. Meanwhile, Burgess wrestled with the u…

As Intelligence delved deeper into the murder of Burgess’s boyfriend, she began to uncover facets of his life she’d never suspected. The true reason for his death revealed a truth far more disturbing than anyone could have imagined.

A ruthless gang has begun targeting pharmaceutical convoys, pilfering valuable medications. However, their actions appear driven by something deeper than simple financial gain. The investigation threatens to strain the already complex dynam…

Guilt gnawed at Antonio as he pursued the dismantling of a powerful drug operation. Meanwhile, to safeguard his team, Voight made a decisive move against Kelton.

Kelton's victory seemed inevitable, and Voight and his team were left with a desperate, unscripted gamble: a final, all-out attempt to preserve the future of Intelligence.