While investigating a child abuse case, Claire discovers that the family is being tormented by a supernatural entity. In order to save the family, she must confront her own fears and use her emerging clairvoyance to stop the malevolent force.

When a group of teenagers receive an invite to download the latest smartphone app, an intelligent personal assistant, they expect a harmless way to get directions and restaurant recommendations. But the sinister nature of the app soon reveals itself, tormenting the friends by tapping into their darkest fears.