When Harper returns home from war, he finds a new beginning.

Halstead and Asher clash over a patient in need of a kidney transplant. Marcel faces a tough decision when Blake is in surgery. Choi and Archer treat the son of…

Intelligence chases down a lead in the ongoing serial killer investigation as news of the case reaches the public.

As the monthslong investigation into the serial killer reaches its close, Voight must outsmart the offender in a race against the clock. Upton must make a vital decision.