Homeworld Command tries to convince an ally they suspect might be infiltrated by the Lucian Alliance to let them use their planet to dial Destiny.

The crew takes shifts connected to the stones to wait for a link; Tamara diagnoses Volker with end-stage renal disease.

Senator Michaels and Dr. Andrew Covel visit Destiny; Greer and Wray get trapped in an alien attack.

Eli offers a solution to Destiny's damage; Dr. Rush looks for volunteers to complete the mission.

Chloe contacts her alien abductors to buy the Destiny time to circumvent attacking drones; Volker and Brody tend to Destiny's damaged shields.

While surveying a new planet, Lt. Scott becomes infected by a plant-like creature. As he suffers hallucinations and falls in and out of consciousness, Tamara seeks a way to treat him.

Chloe behaves in a bizarre way, prompting a search of her quarters, where Lt. Scott finds a journal penned in an alien language. Elsewhere, Eli copes with his mother's medical condition.

Destiny docks with a similar ship that is identified as a seeder of stargates. Lt. Scott boards the vessel with a team and finds that it may have enough power to open a stargate back to Earth.