You've been walking a while. The snow out here doesn't stop, and nobody in town could tell you why — only that people who come this far don't tend to come back.

There's a light in the window ahead. The door will be barred; it always is. It opens for two names, and you had better be one of them.

Who's out there The word he gave you Knock

Knock properly. He can hear you shivering from in there.