WhoDunIt: The Art of Deception

Lies. Deception. Murder. "Who is the murderer? Some never find out, if he is cunning enough to elude them for long enough. He is normal just like the rest of us, if not a little bit too normal. He is you, and he is me. He is inside the walls, and he is waiting. Even more interesting is this: If the "murderer" simply blends in and waits, keeping his knife hidden and watching as the innocents off each other one by one, is he still the monster? Sometimes the "innocents" kill more than the "murderer...