Teen Wolf: Soul Storm

The Nogitsune has been defeated, but evil returns in an old form. Kate joins forces with a mysterious male stranger to make sure Derek and the entire pack suffers. Can Derek escape the stranger's malice as secrets surface, and can he protect Stiles and the pack from the wrath of Kate? Pairings include Scira, Lyssac, and Stethan (Stiles/Ethan) or Sterek. Not sure which yet.