Once you notice them, they’re everywhere: teens dressed in black T-shirts emblazoned with neon zodiac symbols. When they gather together, they’re an unnerving sight, with their gray full-body paint and orange horns, and a faintly evangelical gleam in their eyes.
What’s instigating all this? An obtuse, weirdly drawn little web comic called Homestuck, which follows four adolescents who begin playing a videogame called Sburb, only to discover that it has world-altering implications.

