Mia Park

Lt Casey must work with Voight and the Intelligence Unit, Shay grows increasingly excited about the prospect of motherhood, and everyone comes together to support the opening of Molly's.

Halstead and Manning deal with arguing brothers, one of whom needs a replacement kidney. One of Dr Reese's patients comes to a crossroad.

When Erin and Jay are called to a shooting at a family home, it appears the father's dark dealings with a dodgy pyramid scheme may be responsible for his loved ones' deaths.

The shooting of Dr Charles moves to the courtroom. Dr Halsted and Dr Manning work on a heart-wrenching case.

Dr Manning goes to extreme measures to help a fearful pregnant woman and Dr Choi and April try to strike a balance at work. Also, Dr Charles and Dr Reese continue to disagree about their patients.

The team find a surprising connection between two elderly patients presenting similar symptoms. Dr Manning loses her wedding ring.