The guilty seek retribution in this dark tale of four lifelong friends stalked by a mysterious killer. Upon hearing news that their childhood friend has been killed, four women recall a dark secret from their shared past. Meanwhile, the killer watches from afar, judging them for their vices and awaiting the perfect moment to strike. Who is this psychotic madman, and what horrible secret drives his murderous mission? With each murder his vengeance grows, and the mystery surrounding his true origins deepens.