Laura Whyte

With tensions still running high between Chief Boden and Bennie Severide, things boil over when Mills confronts Bennie about the fire that killed his father. Meanwhile, Severide, Casey and Bennie uncover the truth behind two mysterious diner fires and Shay takes a new direction with her plan to have a baby.

When a vial containing a deadly virus is stolen from the Center for Disease Control in Atlanta, MacGvyer and team race to recover it before the thief unleashes a global pandemic.