Amy J. Carle

Dr Charles faces a difficult case involving a patient who wants to remove his own arm, while Halstead and Goodwin try to help a grieving widower.

April receives unfortunate news that makes her question her future with Ethan. Dr. Charles and Maggie see tough times on the horizon, and Natalie's memory from the accident starts to return.

Severide comes back to work but isn't his usual self, Mills discovers more information about his father's family and Herrmann asks Molly investors to share ideas that could help turn the business around.

The entire squad are tested when a helicopter crash causes chaos in the city. Amid the devastation, Brett gets cornered by a dangerous man with a gun.

Casey adds to his and Dawson's relationship woes during a wild night out with Severide. Plus, a house fire puts a couple's life in danger.

Dr Rhodes tends to two injured aeroplane stowaways, but their treatment becomes complicated when the Department of Homeland Security arrives.