As Annalise's class-action case hangs in the balance, a meeting with the esteemed Washington D.C. fixer, Olivia Pope, proves to be crucial in getting the opportunity to argue her case in the nation's highest court. Meanwhile, Bonnie discovers concerning information pertaining to Simon that threatens to expose what really happened during night he was shot.
Annalise deals with an unforeseen issue after damaging details about a key witness are exposed in her case to help Laurel. Meanwhile, the "K4" continue their efforts to help build a case for Annalise's class action lawsuit.
An important person in Laurel's life comes to town to help her as private details regarding her past are revealed. Meanwhile, Annalise encounters an obstacle involving a potential plaintiff for her class action.
As Laurel struggles to come to terms with what happened on that tragic night, Annalise and Frank work together to do what they believe is best for the group. Meanwhile, details involving a past murder come to light as Annalise continues to build her class action.
As a police investigation gets underway after Simon's accidental shooting, the "K4" deal with a new set of obstacles. Meanwhile, a distraught Annalise finds herself in an unimaginable situation as Laurel and her baby struggle to cling to life.
Annalise is confronted with disturbing news involving one of Isaac's patients that puts her sobriety at risk. Meanwhile, the investigation into Wes' murder comes to a head, and the details involving Laurel's baby are revealed.
Annalise's resolve is tested as she works on her class-action lawsuit, and a surprising ally comes to her aid. Meanwhile, Laurel and Michaela hit a roadblock after someone discovers their plans to take down Laurel's father.
Annalise forges ahead with her class-action lawsuit and receives help from a former colleague. Meanwhile, Laurel continues to investigate her father's company; Asher confronts Michaela about her odd behavior; and details about Isaac's past are revealed.
Bonnie has suspicions about Annalise's big case, and they drive her to great lengths to get answers, while flashbacks reveal the genesis of the two women's long and complicated history. Also, a flash-forward shows the whereabouts of one of the Keating 4.
Annalise feels like she's found her purpose again as she focuses on developing a big case, but Bonnie grows suspicious. Meanwhile, Connor gets a surprise visit from his dad; and Laurel turns to an old friend to relieve some stress.
Annalise takes on a case for the greater good and realizes the stakes are higher than she thought. Meanwhile, Laurel asks Michaela to help get info regarding Wes' death; and Connor makes a major life decision, but it's not supported by the group.
Annalise reconnects with a client from her past, but her personal life remains a struggle. Meanwhile, the Keating 4 find it difficult to move beyond their tarnished reputations; and in a flash-forward, details concerning a tragic crime begin to unfold.
In the fourth-season opener, Annalise returns to her family home to pick up the pieces of her life. Meanwhile, Laurel becomes obsessed with finding out what happened to Wes the night he died; and in a flash-forward, a terrifying crime is committed.