For centuries the ancient lighthouse at Poseidon’s Peak has been a shining light guiding sea-faring folk to land. But now that light has all but gone, replaced by an eerie unearthly glow that has enveloped the tower, bringing with it a madness that consumes all who see it. The old Lighthouse Keeper is gone, replaced by a new figure that has emerged from the otherworldly light – a mysterious sea-witch known only as The Styx.