In this thrilling season finale, the Chicago PD team is pushed to their limits as they face intense scrutiny from Internal Affairs. The episode unfolds with the Intelligence unit having to halt operations, but they decide to work covertly to finally dismantle Reid's operations. Amidst the chaos and pressure, Ruzek and Burgess grapple with the decision of postponing their wedding, highlighting both professional and personal challenges. This high-stakes narrative promises suspense and emotional depth.