The crew discovers how far Scorpius has fallen in the Peacekeeper ranks. They must find and activate all the probes to stop the magnetic storm on Arnesk, but someone doesn't want them stopped.
D'Argo and Sikozu come up with a plan to crash Elack onto the Peacekeeper pursuit craft, facilitating their escape. Crichton is forced to consort further with Grayza to ensure success. When the plan goes awry, the crew begins a search for the probe that will reverse the planet's deadly atmospheric conditions, but a most unexpected enemy stops them in their tracks.
