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).

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.

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

Severide and Kidd investigate an explosion at a jewellery store. Cruz and Chloe take steps to make Javi a permanent part of their family. Gallo, Ritter and Mouch try to bond with Carver.

Casey makes a life-altering decision; Gallo, Ritter and Violet agree to an interview and photo shoot; Brett and Mouch launch the paramedicine program; Cruz comes closer to fatherhood.

Kidd recruits Carver, Capp and Tony to help prepare her new lieutenant's quarters. Severide and Det. Pryma reluctantly pair up to work a police investigation. Firehouse 51 comes together to fight a movie theatre fire.