Season 12

01 Ten Ninety-Nine (1) Episode 125th September 2024 A month after Voight's close brush with death, Intelligence is overwhelmed with cases as they catch a high-stakes drug bust. 02 Blood Bleeds Blue (2) Episode 22nd October 2024 After tragedy strikes Intelligence, the unit must persevere during an adrenalized manhunt across the city. 03 Off Switch Episode 39th October 2024 Atwater struggles to find balance as he teams up with a forensic psychologist on an armed robbery case. 04 The After Episode 416th October 2024 Assistant State's Attorney Chapman assists Intelligence with a sensitive investigation that drudges up painful memories for Voight. 05 Water and Honey Episode 523rd October 2024 In the midst of a momentous rainstorm, Intelligence lends support to Officer Cook when she and her partner disagree about an investigation. 06 Pawns Episode 66th November 2024 Burgess is put to the test as she looks to make an advancement in her career. 07 Contrition (1) Episode 713th November 2024 Torres is haunted by his previous transgressions as Cook takes on a tense undercover assignment. 08 Penance (2) Episode 820th November 2024 The unit learns the truth about a secret Torres has been keeping, as Deputy Chief Charlie Reid puts a focus on Intelligence. 09 Friends and Family Episode 98th January 2025 Cook turns to her family when Intelligence faces administrative roadblocks that threaten a kidnapping investigation. 10 Zoe Episode 1022nd January 2025 An unexpected visitor causes disruption for Ruzek and Burgess amidst an emotional investigation involving an unidentified young girl. 11 In the Trenches (III) Episode 1129th January 2025 With the suspects still at large and conditions worsening underground, first responders race to reach the trapped victims, while the investigation into the assailants comes into focus. The crossover starts on Chicago Fire S13E11 In the Trenches (I) and Chicago Med S10E11 In the Trenches (II). 12 The Good Shepherd Episode 125th February 2025 Intelligence makes a gruesome discovery that leads Torres to go undercover at the juvenile detention center where he served time as a teen. 13 Street Jesus Episode 1319th February 2025 A mounting street war threatens a community-center project that Atwater is trying to get off the ground. 14 Marie Episode 1426th February 2025 Ruzek grapples with his father's worsening condition while Intelligence searches for an elusive serial killer. 15 Greater Good Episode 155th March 2025 Voight questions Deputy Chief Reid's motives in enacting a Violence Reduction Initiative across a neighborhood where numerous gangs are fighting for territory. 16 Seen and Unseen Episode 1626th March 2025 Burgess' memory recall is put to the test following a deadly incident at her local diner. 17 Transference Episode 172nd April 2025 The search for the suspect in a shooting uncovers a surprising personal connection to Atwater and Val, raising questions about their relationship status. 18 Demons Episode 1816th April 2025 Voight and Chapman work together to uncover Deputy Chief Reid's shadow dealings as Reid assigns Intelligence to a carjacking case. 19 Name Image Likeness Episode 1923rd April 2025 Cook works with a confidential informant for the first time in a robbery-murder case with links to a star college athlete. 20 Black Ice Episode 207th May 2025 Ruzek witnesses a tragic accident on an icy bridge, leading Intelligence into a dark, sinister case involving sex trafficking. 21 Open Casket Episode 2114th May 2025 The showdown with Deputy Chief Reid intensifies when Intelligence narrows in on Otero. 22 Vows Episode 2221st May 2025 Forced to cease operations while under investigation by Internal Affairs, Intelligence goes off-book to bring down Reid once and for all. Ruzek and Burgess consider delaying their nuptials amid the uncertainty.