Rin a young high school student is your everyday awkward girl who gets bullied by her fellow students. On her 16th birthday, Rin gets an unexpected surprise: she finds out that she is, on her father's side, a half-mutant.
In the middle of a routine patrol, officer Daniel Carter happens upon a blood-soaked figure limping down a deserted stretch of road. He rushes the young man to a nearby rural hospital staffed by a skeleton crew, only to discover that patients and personnel are transforming into something inhuman. As the horror intensifies, Carter leads the other survivors on a hellish voyage into the subterranean depths of the hospital in a desperate bid to end the nightmare before it's too late.
A small West Virginia town is hosting the legendary Mountain Man Festival on Halloween, where throngs of costumed party goers gather for a wild night of music and mischief. But an inbred family of hillbilly cannibals kill the fun when they trick and treat themselves to a group of visiting college students.
A young nurse downloads an app that tells her she only has three days to live. With time ticking away and a mysterious figure haunting her, she must find a way to save her life before time runs out.
An American nurse living and working in Tokyo is exposed to a mysterious supernatural curse, one that locks a person in a powerful rage before claiming their life and spreading to another victim.
In the dark silence of the sea during World War II, the submarine USS Tiger Shark prowls on what should be a routine rescue mission. But for the shell-shocked crew, trapped together in the sub's narrow corridors and constricted spaces, this is about to become a journey into the sensory delusions, mental deceptions and runaway fears that lurk just below the surface of the ocean.
Once again tampering with mother nature to disastrous results, Dr. Herbert West continues his research while serving time in a maximum security prison for his previous exploits. West's limited prison-cell experiments are suddenly interrupted by the arrival of a new prison doctor and the brother of the girl who suffered from West's experiments 13 years earlier.
Haunted by memories of a patient's death, a nurse takes a job at an antiquated hospital for children. Soon she learns that the kids fear a ghost that prowls the floors and will not allow anyone to leave. Amy tries to protect them and convince the other staffers of the evil that lurks there.
Elliot, a successful gynecologist, works at the same practice as his identical twin, Beverly. Elliot is attracted to many of his patients and has affairs with them. When he inevitably loses interest, he will give the woman over to Beverly, the meeker of the two, without the woman knowing the difference. Beverly falls hard for one of the patients, Claire, but when she inadvertently deceives him, he slips into a state of madness.
Admitted to Mt. Abaddon Hospital for a routine procedure, George Grieves discovers that his condition is much more serious and complicated than originally expected; and as his own fears begin to manifest around him, he learns that Mt. Abaddon is not a place where people come to get better... it is a place where people come to die.