Graduation Day Blu-Ray/DVD

From Vinegar Syndrome. The 1981 Troma-produced slasher classic, newly restored and available on combo Blu-Ray & DVD! After the death of a high school track star during a race, a mysterious, fencing mask wearing killer beings murdering her friends and teachers. Who could the killer be? Her disgruntled coach? Her angry sister? Her violent boyfriend? As the bodies pile up, a twisted mystery unfolds, slowly revealing itself as it moves toward its bloody climax!