The Merdrun, cruel warriors blooded by thousands of years of slaughter, are gather in the void between the worlds. Their summon stone is waking, corrupting good people as well as bad, and turning arcane places into magically polluted wastelands. If it is not destroyed it will create a portal and call this marauding army out of exile. Sulien, a nine-year-old girl endowed with untold gifts, sees the Merdrun leader in a nightmare - and he sees her. Karan and Llian must stop the greatest warrior in the void, to save their daughter and their world.