Cast down to the material world, the mysterious entity "Raziel" seeks vengeance for betrayal by his master: Kain. Cursed to stalk the dark realms of Nosgoth, he must slay his undead brethren; only then can he absorb their souls for the energy he craves. Moving between the spectral and material plane, Raziel must negotiate puzzles, overcome traps and defy blood-chilling enemies to reach his goal--the final battle with Kain!