Rosie Benton

Florrick/Agos and Lockhart/Gardner fight to keep Lemond Bishop as a client when he is arrested on a drug-related charge, which possibly resulted from a leak inside Alicia's firm. Meanwhile, the investigation into voter fraud in the gubernatorial election continues to move forward when Marilyn is approached by an agent in the Office of Public Integrity. Jack Davenport and Eric Bogosian guest star.

A girl's rapidly changing symptoms have everyone perplexed; a 19-year-old tough guy is in severe distress; Dr. Halstead deals with a difficult case, and Dr. Stohl is followed by a camera crew that is shooting a promotional video.

Joan thinks Sherlock's sobriety is at risk when she discovers that he hasn't been attending recovery meetings; a man dies after eating poisoned sausage connected to a lab that is developing artificial meat.

Bull and Chunk aim to prove that their client, a woman on trial for murder, committed the crime due to a lack of behavioral control caused by a brain tumor; Taylor is suspected by the FBI of committing cybercrimes.