sci·am·a·chy sīˈaməkē noun: archaic noun: sciamachy; noun: skiamachy argument or conflict with an imaginary enemy. Tilly Fawcett was nothing more than a cigarette smoking, bad mouthed, ginger headed 16 year old who happened to be the close cousin of Beverly Marsh, a 14 year old with a reputation of being a school whore. Tilly wasn't expecting her uneventful summer to go down the drain as she grouped up with a pack of losers to fight an ancient evil in the form of a sinister clown.