After Sparks attempts to quarantine Molly, she and her family seek refuge on a remote island with her estranged father, Quinn. When the agency closes in on their whereabouts, Ethan is exposed to grave danger. Meanwhile, Yasumoto experiments with a strange and deadly substance.

Molly uncovers top-secret footage that reveals the real reason the ISEA chose her for the solo space mission. Meanwhile, Ethan experiences his first dream, an unforeseen event for which he was not programmed; and Julie connects with a mysterious man she meets at a gym.