Guided by a reocurring dream, Seth attempts to sneak into the archives at Caislean Merlin. Here, he learns a dark truth about the origins of the Spectral Nemesis.

Wounded and trapped in a casting spell in the depths of Caislean Merlin's castle, Seth searches for a way to escape. Meanwhile, the Witch-Knights are preparing to storm the Nemesis Spectrum in the image of Seth.

Seriously wounded after his clash with Diabal, Seth is collected by Myr. Meanwhile, Melie, Ocoho and Doc set off in search of the young wizard. Their research leads them to the forest of Caillte, a mysterious place from which nobody returns...