On the run from Apollon soldiers, the group follows a set of coordinates to a base where rebel scientists are working on a vaccine for the virus.

Martin accompanies Simone on a journey to retrieve her father's computer. At the base, Patrick stumbles upon a hidden room filled with strange devices.

As Apollon surrounds the base, Simone scrambles to find a cure. Rasmus's secret draws Sarah to him -- but threatens to tear the group apart.

Plagued by frightening visions, Rasmus takes his fate into his own hands. Sarah's health worsens. Jean and Lea share a tender moment.

In the wake of their grim encounter, Martin and Patrick race back to the base. Meanwhile, a grief-stricken survivor plots revenge.