On the hunt for the vampire Mannfred, Hamilcar Bear-Eater and a handful of Astral Templars cross the Sea of Bones to find a civilization untouched by Chaos, and attempt to bring them back into the light of Sigmar. But Jercho is a curious land and a secret lurks at the heart of this wealthy, seemingly blessed realm. When all the Mortal Realms have been cast to flame, and ravaged by Chaos, how is it that these sun worshippers remained inviolate? Read it because A mystery from the Mortal Realms awaits for the Astral Templars. Is it possible that the touch of Chaos can be resisted? If so, that could be amazing… but let's be honest, it's probably too good to be true, isn't it?