The series follows Christine Baranski as Diane Lockhart, as she loses her employment after an enormous financial scam destroys the reputation of her goddaughter Maia (Rose Leslie) and Diane's savings, leading them to join Lucca Quinn (Cush Jumbo) at one of Chicago's preeminent law firms. The series stars Baranski, Leslie, Jumbo, Erica Tazel, Sarah Steele, Justin Bartha, Delroy Lindo, Nyambi Nyambi, Michael Boatman, and Audra McDonald, and features Paul Guilfoyle and Bernadette Peters in recurring roles. It is executive produced by Robert King, Michelle King, Ridley Scott, David W. Zucker, Liz Glotzer, Brooke Kennedy and Alison Scott.