Ratchet

Twenty-something Richard travels to Thailand and finds himself in possession of a strange map. Rumours state that it leads to a solitary beach paradise, a tropical bliss - excited and intrigued, he sets out to find it.

After her sister's murder, Nic, her younger sister and two friends seek solace through a Pacific island kayaking adventure. Hours into the trip the women are stalked by a shark and must band together, face their fears and save each other.

Having met on a train, a smooth-talking psychotic socialite shares his theory on how two complete strangers can get away with murder to an amateur tennis player — a theory he plans to test out.

Trapped within an eerie mist, the residents of Antonio Bay have become the unwitting victims of a horrifying vengeance. One hundred years earlier, a ship carrying lepers was purposely lured onto the rocky coastline and sank, drowning all aboard. Now they're back – long-dead mariners who've waited a century for their revenge.

A group of men are told that they have won an "erotic vacation" at a fantasy island. In reality, they are being lured to the island by women they have wronged, and once there they are captured and set loose on the island to be hunted down.

Peter Winter is a young schizophrenic who is desperately trying to get his daughter back from her adoptive family. He attempts to function in a world that, for him, is filled with strange voices, electrical noise, disconcerting images, and jarringly sudden emotional shifts. During his quest, he runs afoul of the law and an ongoing murder investigation.

Five young women find themselves at the mercy of a mysterious killer while vacationing on an isolated island.

In the future, the Japanese government captures a class of ninth-grade students and forces them to kill each other under the revolutionary "Battle Royale" act.

It's three years after the events of the original Battle Royale, and Shuya Nanahara is now an internationally-known terrorist determined to bring down the government. His terrorist group, Wild Seven, stages an attack that levels several buildings in Tokyo on Christmas Day, killing 8000 people. In order for the government to study the benefits of "teamwork", the new students work in pairs, with their collars electronically linked so that if one of them is killed, the other dies as well. They must kill Nanahara in three days - or die.

The body of teenager Gloria Hollinger is found dead on a Los Angeles beach, and Lt. Phil Gaines is in charge of the investigation. Gaines learns that the girl, a stripper and prostitute, committed suicide, but he ignores the connection between her and a powerful mob lawyer, Leo Sellers. Hollinger's father, however, is not satisfied with Gaines's results, and attempts to investigate the case on his own.

When his young son is killed in a hit and run accident, Charles Thenier resolves to hunt down and murder the killer. By chance, Thenier makes the acquaintance of an actress, Helène Lanson, who was in the car at the time of the accident. He then meets Helène’s brother-in-law, Paul Decourt, a truly horrible individual.