Suggest a movie title for the following movie plot: A young couple, Steve and Sarah, are having sex in a car. They are stalked by a person wearing a mask and wielding a large knife. Steve and Sarah open the trunk of the car to reveal a tied-up boy named John. John was Sarah's opposition in a campaign for a scholarship. They stab him and throw him off a cliff. The killer then stabs Steve in the head and slits Sarah's throat. A few days later, John, Steve and Sarah's disappearances are reported to the police. The local high school becomes laden with rumors about what happened to them. John's ex-girlfriend Jill is especially despondent, and is comforted by her friends Candice and Abigail, while her rivals Sandy and Sally try to spread a rumor that the killer was Jill. The killer, nicknamed "Basement Jack" due to a note he sent to the police, continues to mow through students at the high school. He beheads Dan, impales Valentine, stabs Damien, splits Evan's head, and electrocutes Sammy. Lyle is awarded the scholarship, but he and his boyfriend Jeremy are swiftly killed. Meanwhile, when Sally and her boyfriend Carl are having sex in the showers, Basement Jack switches the water for sulfuric acid, which melts away Sandy and Carl. Jock Stanley develops a crush on Jill, and his friends Kevin and Charlie encourage him to ask her out. Basement Jack later shoves Charlie into a mirror and stabs him with a piece of glass, beheads Kevin with a locker door and kills Sandy by mutilating her breasts. Jill goes out to dinner with another jock, Tyler. Stanley confronts Tyler and the two fight, which ends with Tyler accidentally impaling Stanley on a hook. Jack then rips out Tyler's throat. Jill, Candice and Abigail find Stanley and rush him to the hospital. At basketball practice, Jill's teammates Joan, Emma and Amy make fun of her before their coach, Dara, breaks them up. After practice, Jack crushes Dara's head with basketballs. Tyler's best friends, Earl and Billy, threaten both Jill and Stanley. Jill and Candice do some research, and discover that Jack might have some...
Basement Jack