When an aircraft crashes nearby, siblings Liv, Elja and Kiano and the other Origines fall prey to the Crows, who seek a powerful Atlantian artefact.

Nomadic scavenger Moses 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 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 rival as his Boj. General Cameron's bid for peace with the Crows takes a tragic turn; the Cube leads Elja and Moses to a portal.