Bonnie's suspicions about Annalise's big case drive her to surprising lengths to get answers, while flashbacks reveal the genesis of the two women's long and complicated history; and the flash forward reveals the shocking whereabouts of one of the Keating 4

When Annalise's resolve to certify her class action lawsuit is tested, 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.