After committing a series of multiple murders, a neurologist visits an incarcerated killer, living in exile. She studies him and his brain and discovers the horror that lurks behind his violent impulses.
When 16-year-old Maddy's mother had to go work overseas for three months, she had to move in with her hardcore grandfather. There she becomes friends with someone who trains dogs.
Five university friends gather at a house party to ring in the New Year. Unbeknownst to them, an epidemic has erupted outside, causing outbreaks around the world. With nowhere else to turn, they barricade themselves indoors with only their phones, laptops
A man recently released from a mental institute inherits a mansion after his parents die. After a series of disturbing events, he comes to believe it is haunted.