When an aircraft crashes nearby, siblings Liv, Elja and Kiano and the other Origines fall prey to the Crows, who seek a powerful Atlantian artifact.
Moses, a nomadic scavenger, takes Elja under his wing. Determined to rescue her family from Brahtok, Liv makes an unexpected deal with a Crows warrior.
To gain Grieta's trust, Liv takes matters into her own hands. Elja turns the Cube on in front of Moses and Amena. Kiano's plot to gain freedom unravels.
Elja, Moses and Amena enlist Bracker's help to fix the Cube. Liv's plan hits a snag. Lord Varvara asks Kiano about his past.
Elja tries to convince Bracker to give back the Cube. Liv faces a dilemma amid a plot within the Crimson command. Lord Varvara grants Kiano his wish.
Kiano faces a shocking rival at his Boj. General Cameron's bid for peace with the Crows takes a tragic turn. The Cube leads Elja and Moses to a portal.