The film is based on the famous 'Alphabet Murders' case in Rochester, New York between 1970-1973. Three girls were brutally raped and murdered, their bodies dumped in neighboring villages. The girls' Initials - first letter of the name & surname - were same, so as the initial of the village name where their bodies were dumped to.
Several actors, who played roles of killers in their earlier films were deliberately cast. An investigator who worked on the case, was part of the script devel