The Callisto Group has finally made it back home. Alicia finds that a lot has changed while they were away, and they begin work right away to fix these problems. A big surprise is finding kids from Earth living on Callisto Station. An even bigger surprise was to find that they aren't alone.
Ryne and his sister Falen find themselves on Callisto Station much against their wishes. They dream of returning to Earth but it may take a while. With the return of the Callisto Group, they find themselves no longer in charge. Can they find a way to get along?
It has long been rumored, but will the discovery of the wolf ruin all their plans? Will the kids find a way to work together to deal with the new intruder?