When Annie throws her best friend Mikey a bachelorette weekend at a secluded farm the only thing they want is to relax, however the relaxation evaporates as the vacation gets crashed by Mikey’s fiancé Winton and his frat-bro friend Jake causing guest Cindy to run away from the party, leading to the discovery of prehistoric VAMPIRE LEECHES inhabiting the property. When the Vampire Leeches start killing their friends, Annie and Mikey must survive not just the leeches but also the traitorous Sheriff Brown who is determined to have the county’s prime tourist weekend go off without a hitch.