Corruption incarnate enters the courtroom in the form of attorney Roland Blum, Maia's new co-counsel on a murder trial. The firm interviews a potential new head of matrimonial law, but Lucca is skeptical of his qualifications. Diane lets off some steam after finding out who recommended Kurt for a new job.

Diane is encouraged to "do something" after meeting the leader of a female resistance group whose aim is to sink POTUS' approval rating. Maia and Blum's plan for a plea deal goes awry when Assistant State's Attorney Spencer Zschau takes over the case. Lucca receives a surprising new divorce referral while Marissa helps Julius find a campaign manager to support his run for federal judgeship.

Blum weasels his way to a co-counsel seat on Reddick, Boseman and Lockhart's largest case against genetics testing company Second Helix. While volunteering as democratic poll watchers in the suburbs of Chicago, Lucca and Jay come face to face with an alt-right group aiming to intimidate voters. Meanwhile, Maia attempts to move on while the partners grapple with a divided firm following revelations of pay disparity.

Julius fights to defend himself in Wackner's court in a surreal and harrowing effort to reclaim his car...and his dignity-all because of an alleged parking violation. Meanwhile, after focus group feedback threatens to sink Del Cooper's reality show about Wackner, both Marissa and Wackner embrace different tactics to help revive the court

Celebrity hairdresser Wade V seeks Lucca’s help with a postnuptial agreement for a high profile client. Following their deal with Second Helix, Blum makes his presence well known at Reddick, Boseman & Lockhart, rattling some partners more than others. With political pundits buzzing about the resistance group's covert efforts, Diane takes her axe throwing to the next level.

Diane and Liz deal with a close ally when assigned to a class action case involving malfunctioning voting machines in the 2016 presidential election. Blum’s domineering tactics continue to push buttons at the firm while he purposefully stalls his work on Second Helix. Lucca is intrigued by a handsome associate of Blum’s.

Liz and Diane struggle to get David Lee and the Dubai overlords to accept the new name partner, Allegra Jurado. Oscar Rivi attempts to make his cannabis business legitimate, but realizes that the corporate world can be just as cut-throat as his own. When the justice system fails to detain and prevent a man from continually committing anti-Asian hate crime, the cops discover another way for justice -- Wackner's court.

In the season five finale, it's too many courts and too little time for the folks at Reddick/Lockhart. Marissa is mounting a strong defense in Vinetta's court for Matteo, while Diane attempts to get an interview with him in order to spring Matteo from court. Carmen, Liz, and Allegra defend drug dealer, Oscar Rivi, as prosecutors attempt to put him back in prison.

As Diane encounters her first "therapy" session, she begins to see everything in a positive light. After agreeing to participate in a student project about Black female attorneys, Liz must find a way to prevent an unfair takedown of her reputation. Eli Gold returns to help Marissa in court.

Founding partner, Carl Reddick, makes a surprise return to the firm. A renowned local pastor needs the firm's help in a legal matter that threatens to ruin his legacy. Lucca unexpectedly meets Colin's parents. Meanwhile, Henry attempts to reconnect with Maia.

Reddick, Boseman & Lockhart is asked by ChumHum to bring on a specialist, lawyer Brenda DeCarlo (Cheryl Hines), to investigate any remaining misconduct or cultural issues within the firm. Diane begins to question the resistance group's tactics while Blum approaches Maia with an intriguing job offer.

After being promoted to top partner at the firm, Liz is forced to accept Ri'Chard Lane as a new name partner brought on to help manage her staff and client load. Meanwhile, Diane experiences déjà vu as she navigates her way in her new bullpen office, downstairs with the associates.

Ri'Chard and Liz team up to work on a case about racial discrimination between a Black coach and an NFL team owner. Ben-Baruch returns and stirs up friction with Carmen.

Ri'Chard, Diane and Elsbeth Tascioni are hired to negotiate a "push-nup" for a husband and wife trying to determine fair compensation for childbirth. However, a challenge is presented when the unborn fetus also gains representation in court. Marissa gets a gun after her near death experience with her father and grows wary of strangers around her.

The firm learns major funds are being held by the government due to Russian sanctions, which ultimately leads to a discovery of the FBI’s interest in the firm. Parents sue a college for tuition refunds, raising the question “Who is responsible for the ongoing racial discord in this country?”

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 a federal investigator seeking information on the Rindell scandal.

A Democratic National Committee consultant, Ruth Eastman, approaches Reddick, Boseman and Lockhart to develop a confidential impeachment strategy for the DNC against President Trump, leaving the firm's partners at odds. After an impromptu visit from Colin's mom, Lucca is left feeling suspicious of her motives. Maia is intrigued by Ruth's assistant, Carine.

A storm is brewing at Reddick, Boseman & Lockhart when revelations of past indiscretions involving a partner come to light. Right when she thought the world couldn't get any crazier, an incident at home pushes Diane to her breaking point. Meanwhile, Lucca is brought a new opportunity while Marissa teaches Maia to toughen up.

Felix Staples (John Cameron Mitchell) rattles the firm when he returns with a case against ChumHum, bringing along a familiar face as his representation, Solomon Waltzer (Alan Alda). Diane receives a mysterious note at home, leading Kurt to question what she's been up to. Meanwhile, actor Gary Carr shadows Lucca for his upcoming role as a lawyer.

While STR Laurie is investigated by the FBI, Liz and Ri'Chard attempt to take their clients. As they fight to extricate themselves from STR Laurie, Ri’chard and Liz must decide who is head of the firm. Meanwhile, Diane is forced to expose her PT-108 treatment.

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.

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.

An unfortunate event brings the firm together, along with the prospect of a new name partner. Diane struggles to grapple with the insanity of the world, and Maia is confronted with another hurdle in her parents' scandal.