Haunted by a deadly accident that claims the life of the child she anonymously gave up for adoption, grieving nurse Sharon cunningly infiltrates the life of survivor Cassie to become her caretaker, orchestrating a sadistic vengeful scheme against the negligent teens responsible for the tragedy. As the other survivors slowly perish around her, Cassie unravels Sharon’s secret connection to the deceased as well as her sinister intentions.
On a road trip to drop her daughter Ruby off at college, Sarah's car breaks down in the middle of nowhere. A passing driver, Allie, offers a ride into town for help, and though hesitant, Sarah lets Ruby go while she waits for a tow truck. But when Sarah arrives at a nearby diner to meet them, Ruby is missing, and Allie claims they've never met.
When a sorority president is murdered before rush week, her two Littles- Brianna and Chrissy- compete in an election to become her successor, but find themselves counting more than just votes as bodies pile up around them.
