Echo Fiends

*You were having fun during your candy harvest on this dark night of halloween, doing door to door. But something is strange, you didn’t encounter a single person for a while now. And no one is answering the doors anymore. What is even more disturbing: every house’s front door are slightly ajar. You start hearing noises everywhere you go, seeing shadow at places where there is nothing to cause it to appear.* “Where did everyone go? And what are those noises?“