Die and become a myth. Kill and become a legend. Six friends break into their English teacher’s classroom on the last day of school, seeking revenge for the failing grades they earned on their final exams. Chaos and destruction ensues. When one of them is found dead in a bathroom stall, the partying stops. Suspicious of one another, they try to flee the school, only to find the doors locked and a deadly storm raging outside. Trapped for the night, they wait for help to arrive. But they are not alone. A killer hides among them, one determined to fill the halls with blood.