bunch of high school kids in library and one is the killer

Five High Schooler's who all secretly hate each other are being picked off one by one... it's up to you to determine who the killer is.

A group of Liberty High School's alumni are preparing for their fifteen-year reunion when the death of one of their most beloved teachers starts a chain of events filled with secrets and revenge no one expects.

After a young girl is found murdered, a group of teens at Payton High must band together to piece together the horrifying travesty. The teens soon discover the mysterious killer is killing only the most popular students in school. As their friends die one-by-one in the most shockingly gruesome ways possible, they realize that being in may not get them out alive.

A bunch of HK kids and their teacher visit a remote island where they encounter an axe-wielding maniac.

High school kids strangling other high school kids

Six teenagers decide to spend the night at an old abandoned school where 27 years ago a horrible massacre occurred. The kids run afoul of the vicious crazed security guard who committed the brutal killings.

A group of film students have an unfortunate run-in with a serial killer.

School’s out, and recent grad Dani and her friends are ready for one last summer blowout. But when a senior’s mutilated body is discovered on the high school football field – killed in a disturbingly theatrical fashion – it’s clear that someone is playing by a new set of rules. A red envelope pinned to the corpse contains a yearbook photo and a chilling directive: “Kill or Be Killed”. As the bodies pile up, Dani and her friends are thrust into a terrifying game, orchestrated by a sick killer, that transcends their small town and soon goes viral.

Three female high school friends experiment with drugs but are drugged by a drug dealer schoolmate with ulterior motives. They pass out from the pills they take, and wake to find the school empty and doors locked. They begin to search for an exit and stumble upon a dead body. They realize that the killer is watching them. They begin a frantic search to find an exit from the school building knowing that it might very well be a life or death search. The killer begins a cat and mouse game with the girls, as they risk becoming his next victim.

In Grace Arbor the answers are never clear. Who is underneath the mask? This is the story of a group of high school kids - all popular, good looking, "most likely to succeed" types - who amuse themselves by pulling pranks on unsuspecting students and teachers. At their core lies a cruelty and shallowness which comes with the territory of privilege. One night, a prank goes horribly wrong, a teenager is killed, and the gang covers it up as a drowning accident but five years later, their lives are turned upside down when a local is killed by a serial killer wearing a haunting Marilyn Monroe mask. Soon, the gang are killed one by one in manners mirroring the pranks they pulled in high school. Is it revenge? Is it karma?