In the supernatural horror film "Hello Mary Lou: Prom Night II (1987)," the story follows Mary Lou, a captivating prom queen with a dark secret. After a tragic incident at her prom, Mary Lou's spirit is unleashed years later, seeking vengeance on those who wronged her. As the prom night approaches, a group of high school students becomes entangled in a terrifying series of events that blur the lines between reality and the supernatural. With eerie occurrences escalating, they must uncover the truth behind Mary Lou's malevolent presence before it's too late. Packed with suspense, mystery, and chilling twists, "Hello Mary Lou: Prom Night II" takes viewers on a thrilling journey into the unknown, where past sins come back to haunt the living. Get ready for a spine-tingling experience that will keep you on the edge of your seat until the very end.