Tim Hopper

Izzie faces her past and finds comfort in George, while Alex becomes more attached to Jane Doe (Elizabeth Reaser), Meredith and Derek question their own status, and Cristina resolves to fight for her relationship with Burke -- despite her past with Colin Marlow (Roger Rees).

Severide investigates a suspicious high school fire. Novak gets an unexpected call. Violet brings a 51 firefighter onboard the ambulance for a shift.

After an expensive portrait is stolen from a young woman, Neal tries to uncover the secret behind its origin, and he works with Peter to set up a sting, hoping to catch the cunning and deadly culprit.

Firehouse 51 must band together after a devastating fire catches them off guard. Vasquez continues his quest for answers.

Phillip is reunited with an old flame and the reunion leaves him questioning the nature of his relationship with Elizabeth. Meanwhile, Stan and Nina finally give in to temptation.

Dr Halstead must face the consequences of the unauthorised resuscitation. A misdiagnosis leaves Dr Manning to make some difficult decisions.