Kaley Ronayne

The death of Judge Tommy Wells' daughter puts Intelligence on the track of a pill mill spreading into the suburbs of Chicago and the doctor enabling it; Voight discovers who's been leaking information from the 21st.

When things from Billie's past begin to come to light, the team struggles to find the best way to support her; with the nurse shortage in full swing, a simple cleaning job turns into a horrific disaster.

Conrad contemplates his future; Devon is presented with an amazing career opportunity out of state; Ian is faced with a devastating diagnosis; Kit and Bell celebrate their engagement; Padma receives some highly anticipated news.

Devon treats his first patient with a revolutionary medical fluid that doesn't go as planned; an overdosed John Doe is rushed to Chastain, leading Conrad straight into a much bigger scandal than he expected.

A case turns personal for Conrad when the donor recipient of Nic's heart is admitted to the emergency room; Bell is faced with a devastating diagnosis that causes him to make a heartbreaking decision.

Conrad and Cade work with a Medicare patient who sheds some light on the inner workings of the prescription fraud situation; Leela works herself to the brink of exhaustion to avoid having a conversation with Devon.