Convinced the agency has her baby, Molly is determined to find out where. Meanwhile, John discovers new and startling advancements in Ethan's programming, and Kern holds Kryger hostage in an attempt to recover the incriminating video he stole from the ISEA.

When Molly learns that her baby is alive, she sets out with Kern and Kryger to devise a plan to intercept the baby before Sparks and Yasumoto can relocate him. Meanwhile, John struggles to keep up with Ethan’s rapid development.

Molly and J.D. discover another pregnant woman who is suffering from inexplicable and fatal symptoms. Meanwhile, Molly begins to question her own mental stability. Julie struggles with Ethan's rebellion.

Molly discovers Ethan is alive and sets out to get her son back. Also, suspicions about John’s death cause JD to investigate Julie’s potential involvement.

Molly reveals disturbing new details about Shepherd’s death to the GSC, and Lucy makes a powerful move against the humans and hybrids that could have devastating global repercussions.