Marika Engelhardt

The staff of Gaffney Chicago Medical Centre's new ER are given a baptism of fire when the department's opening is interrupted by a train crash.

After responding to a car accident, Casey and Dawson become sceptical of a domineering husband's treatment of his injured wife.

Agent Parker steps up to protect director Vance after a terrifying home invasion; the team detects advancements in Jessica and Jimmy's blossoming romance.

Hammer's worlds collide when her mother becomes her patient; Scott's history with the father of a patient interferes with his perception of a case; Crockett's allegiances are challenged when his patient's liver is a potential transplant match.