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.

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.

Simone, Martin and Fie pursue Rasmus and Sarah, whose bond deepens while they're on the run. Patrick makes another discovery. Jean tries to console Lea.

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.