Overview: Shock waves hit a Salvare struggling in the aftermath of an epic act of destruction. Niko questions William's judgement as Erik looks to the Achaia.
Overview: Venturing into the ring to negotiate with the Achaia, Niko sees the unimaginable. Cas risks everything by sending Iara on a mission. Jana stuns Erik.
Overview: Left behind but holding on, Niko and Cas each tangle with the Achaia in their own way. At the Salvare, the crew uncovers a key alien vulnerability.
Overview: Under suspicion for severing a lifeline, Iara now finds her life on the line. William discovers a surprise within. A habitable planet calls to Cas.
Overview: The new planet holds promise — and unexpected threats in the brush. The tables turn as Richard reaches out to Iara. The Achaia open up to Erik.
Overview: Alone at last, or not? Salvare's team faces a rough ride home — and a cautious reentry. Elsewhere, Erik tests Achaian tech, then asks for a favor.
Overview: Giving up isn't an option: Niko hatches a plan and spars with Richard. The chase is on when the crew tries to stand strong, and noises rattle nerves.
Overview: In a flash, Niko and Richard's world takes a terrifying turn as they wake up in a cold, cruel trap. On Earth, the team grapples with memory gaps.
Overview: Eager to go home by any means necessary, Niko and Richard head to a planet with an artifact. Erik and Cas go undercover, and William brokers a deal.
Overview: As the Achaia close in, the crew moves quickly to create a new weapon and save Earth. The time has come for the heroic to make the ultimate sacrifice.