When forces from the past violently interrupt Lucy's quiet life in the countryside, she must escape to the city with her new chosen family to find answers, only to meet a familiar young woman who begs even more questions.

Lucy forces Jules to go to Settlement House, where she enlists Craig's help in a haphazard interrogation; Kira receives an unexpected visit from a family member; billionaire Paul Darros raises alarm with his team in his search for Lucy.

Jules begins to question her past, taking Wes on a journey to investigate; Lucy and Jack chase down a lead that may reveal Jules's origin; Kira confronts Darros about his handling of Lucy.

When Jack supervises, Lucy and Jules turn to extreme measures to excavate a shared memory that may contain clues to their past; Kira encounters Emily at a Darros Foundation event and discovers she may be more friend than foe.

Thirty years in the past, Kira's groundbreaking research captures the attention of Paul Darros as well as the affection of Professor Eleanor Miller.

After being kidnapped and taken to a mysterious compound, Jules attempts to escape captivity with the help of an unusual new friend; Lucy and Kira chase down a lead looking to uncover how Jules was created.