Morgarath, the exiled lord of the bleak, barren Mountains of Rain and Night has been waiting fifteen years in his dark realm, carefully planning his revenge against the Kingdom of Araluen. His former fief, known as Gorlan, was long ago brought to ruin as a result of his unsuccessful rebellion against King Duncan. Now he silently plots to rebel again, rallying creatures known as Wargals to his side. Wargals have little will of their own, and are easy...

After Ranger's apprentice Will battles Temujai warriors to rescue Evanlyn, Will's kingdom of Skandia joins forces with rival kingdom Araluen to defeat a common enemy.

Chasing the Skandian slave-traders who kidnapped Will and Evanlyn, Ranger Halt and warrior student Horace find themselves in the frozen northern islands, where they battle a ruthless black-clad knight as they attempt to rescue their friends.