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.

While on his way to court with Maia and a witness, Jay is being arrested by the police. When Diana and Liz rush to help him out, they discover that it is an immigration issue and federal agents are about to deport him. Meanwhile, Adrian goes back to work.

Diane and Marissa find themselves arguing at the Circuit 9 3/4 Court, led by the quirky "Judge" Hal Wackner. Meanwhile, Carmen Moyo proves herself to be an effective, yet underestimated, new associate.

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.

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.

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

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.

A former divorce client, Duncan Herz, seeks the firm’s help, claiming a buzzy new play running in Chicago is based on his divorce and shares specific details that unearth more than just his dirty laundry. Diane attempts to get to the heart of Memo 618 when a missing case leads her to the corporate overlords themselves, STR Laurie.

A flashback to 2020 reveals how the team at Reddick, Boseman & Lockhart experienced the year's major events.

At Circuit 9 3/4 court, Marissa is assigned to "prosecute" two contrasting "cancel culture" cases, which both leave her questioning the intentions of Wackner, David Cord and Del Cooper. The tension between Diane and Liz increases while they work together on a high profile case against the Chicago PD.

Reddick, Boseman and Lockhart represent an African-American undercover cop, Rashid Clarkson, who was left crippled after being shot by another Chicago police officer in the line of duty. The case's opposing counsel is legend Solomon Waltzer, whose tactics have the firm questioning the legitimacy of his evidence. Diane finds herself at a crossroads with both Kurt and Tully.

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 state's attorney's office’s golden boy, Colin Morrello. 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.

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.

A Russian student asks Diane to protect her from deportation, claiming she was one of the women filmed with President Trump in the alleged "Golden Shower" tape. Meanwhile, Maia and Lucca suggest an unconventional lawyer to represent Jay's friend Craig Savador at his upcoming appeal and Colin meets with the Cook County Democratic Committee.

Lucca's involvement in a viral "mothering while black" video sparks conversations at Reddick, Boseman & Lockhart that unearth racial biases and pay disparity at the firm. Liz joins Diane at a resistance group meeting but their next act -- to help swing votes in key states -- hits close to home when the group decides they need a celebrity influencer. Maia faces serious consequences at the firm thanks to Blum.

Blum is out for revenge when he represents a group of Reddick, Boseman & Lockhart's ex-clients who claim the firm overcharged them. When Lucca finds out she's a candidate for an open partner position, she begins to question her reputation within the firm. Meanwhile, Diane helps Kurt with a work project.

Diane Lockhart finds herself living in an alternate reality where Donald Trump was never elected and Hillary Clinton is the current president of the United States. While Diane's liberal self is overjoyed, she soon realizes how a different outcome of the 2016 election might have unexpected consequences.

Reddick, Boseman & Lockhart attempt to adjust to their new landscape as a small subsidiary of STR Laurie, a huge multi-national law firm. Diane encounters a familiar face in court, Louis Canning, during an eminent domain case against a large real estate developer, Rare Orchard. Lucca is given an exciting, high-profile divorce case, however it comes with an unexpected partner, David Lee.

When DNC head Frank Landau asks Reddick, Boseman & Lockhart for help with a plan to engage African-American voters, the resulting discussion turns personal for one of the partners. Determined to sue Rare Orchard, Diane is shocked to learn that all court documents associated with the case are missing, leading her down an unexpected rabbit hole. Meanwhile, Marissa befriends Caleb Garlin, an STR Laurie associate.

Following their secret rendezvous, Liz and Caleb find themselves on a case together, defending a soldier court-martialed for sabotaging the weapon of his superior officer. Lucca accompanies her client, and newly minted friend, Bianca, on a short but sure to be memorable trip to the Caribbean.

Reddick, Boseman & Lockhart represent an Olympic hopeful who was edged out of a spot on the U.S. women's swim team due to a last minute change to the eligibility window. From racism to sex and gender constructs, the case quickly takes the firm into rough waters. Meanwhile, Adrian is approached by the DNC with a compelling offer and Diane and Julius unite to track down Memo 618.

Reddick, Boseman & Lockhart are hired to investigate the death of high-profile New York inmate Jeffrey Epstein. Back at the office, STR Laurie continues to tighten their grip on the firm by forcing Diane, Adrian and Liz to conduct layoffs. But the enraged trio won't go down that route without a fight and hatch a plan in hopes of shaking off their corporate overlords once and for all.

Diane is aghast when Kurt reveals he recognized the face of a man featured in a U.S. Capitol insurrection "Most Wanted" poster. Intrigued by Wackner, Marissa sneaks over to his copy shop "courtroom" and is thrilled by what she encounters. Back in legitimate court, Liz uses a current case to tackle Section 230.

When a comedy streaming network executive, Del Cooper, asks Liz to conduct a sensitivity read on one of his comedians, the entire firm ends up fighting over how comedy and 'cancel culture' collide. Meanwhile, FBI agent Madeline Starkey goes after Kurt for his alleged involvement in the U.S. Capitol insurrection.