Upton is unwittingly drawn into a deadly betrayal and finds herself in a fight for her life. With minimal leads, Voight and the team scramble to find her before it's too late.

Intelligence teams up with ASA Chapman to take on an abduction case involving a teenager. The case hits close to home for Voight, leading him to take a personal interest in finding justice for the victim.

After tragedy strikes Intelligence, the unit must persevere during an adrenalized manhunt across the city.

Voight questions Deputy Chief Reid's motives in enacting a Violence Reduction Initiative across a neighborhood where numerous gangs are fighting for territory.

The showdown with Deputy Chief Reid intensifies when Intelligence narrows in on Otero.