After a financial scam destroys the reputation of lawyer Maia Rindell, while wiping out her mentor and godmother, Diane Lockhart's, savings; Maia and Diane join one of Chicago's preeminent law firms.

Diane raises eyebrows while settling in as a new partner at Reddick, Boseman & Kolstad. Maia continues to deal with the repercussions of her family's Ponzi scheme. Lucca and Maia unexpectedly pick up a new case.

Adrian and Barbara face a cruel realization about a high profile client. While second chair to Diane on a case, Lucca is in for more than she bargained for thanks to the US attorney's office's golden boy, Colin Morello. Maia visits her father in prison.

Diane and Lucca represent an ovarian cancer survivor looking to obtain custody of her previously donated embryos. Maia is the victim of a fake social media account. Mike Kresteva pays a visit to Reddick, Boseman & Kolstad.

Lucca defends a TV writer-producer in a copyright infringement case with ties to the President of the United States. Mike Kresteva takes aim at Reddick, Boseman, and Kolstad.

After landing tech mogul Neil Gross as a new client, the firm is tasked with figuring out a way to combat hate speech on his social media platform. Maia’s suspicions about her father grow after Uncle Jax pays an unwelcome visit. Lucca and Colin’s romance heats up.

Mike Kresteva takes his case against Reddick, Boseman & Kolstad to a grand jury, but the firm devises a grand jury strategy of their own to hamper Kresteva's efforts. Colin finds himself in an awkward position in court.

Carl Reddick makes a surprise return to the firm; a local pastor needs the firm's help. Lucca unexpectedly meets Colin's parents. Henry attempts to reconnect with Maia.

Diane and Adrian find themselves involved in another police brutality case, this time representing a surprising but familiar face, Colin Sweeney. Lucca represents Maia for her interview with the federal investigator seeking information on the Rindell scandal.

Diane takes on a new client who is accused of cyber-terrorism, resulting in unforeseen repercussions for the firm, especially Lucca. An accident brings Diane and Kurt together. Henry reveals new truths about the scandal to Maia.