After a painful breakup, Ben develops insomnia. To kill time, he starts working the late night shift at the local supermarket, where his artistic imagination runs wild.

The life of a successful radiologist spirals out of control when she sees the spitting image of herself driving down a London street. While attempting to uncover who the imposter could be, she stumbles into a terrifying mystery that her family and closest friends are somehow involved in, leaving her with no one to trust.

On a dark, rainy night, a girl drives home and picks up an elderly woman who seems to be in trouble. She begins to doubt her good deed when something about her traveling companion begins to seem strange to her.