Ages have passed since the peaceable Melem learned to harness the Fathom Orb, imbuing themselves with a trace of its baleful energy to enable “Ghost Walk”—a momentary phase-shift into another dimension. Even when they were sieged by hulking, chitinous marauders, the Ghost Walk saved them as it had many times before. Then, the unthinkable: One of the attackers returned and breached the Orb. With no alternative, the Melem broke their inviolable law and sent their most skilled assassin to the Fatho