A misfit group of unwitting high school students stumble upon a cursed object, an ancient Aztec Death Whistle. They discover that blowing the whistle and the terrifying sound it emits will summon their future deaths to hunt them down.
Keywords: based-on-short-story , cautionary , cursed-object , death , evil-spirit , grave , high-school , horror , school , supernatural-horror , teen-horror , whistle , straightforward