The Slenderman Mysteries: An Internet Urban . . .

It's the dead of night; you are fast asleep. Suddenly, you are wide awake but unable to move. Hunched over you in the shadows is an eight- or nine-foot-tall gaunt entity with spider-thin limbs, dressed in an old-style black suit, its pale face missing eyes, nose, ears, and mouth. You finally manage to cry out. . . .