Catherine and her family recently moved into a converted church. Upon moving in, they have been harassed by an unknown religious stalker, claiming them to be sinners. Pamela, Catherine's grandmother soon begins to reveal she has secrets hidden to the local church, and not all is as it seems. Each night the Nun returns, and this time, she is looking to claim more than one soul.
When 19-year-old Adam agrees to do a day's driving for his mum's gangster boyfriend Peter, it takes him on a 24-hour journey into a nightmarish world of murder, sex trafficking and revenge, in the company of aging hit man Roy.