A mysterious serial killer attacks the roller skater community in London. The police cannot catch him, as he is a very skilled and fast roller skater himself. A group of friends decide to take the matter in their own hands, and organise a man hunt across the streets of London.

When a prominent family is terrorized by a demonic force, a priest that the Vatican calls upon to do their dirty work has to root out the evil, soon realizing that the solution to this mystery is tied to his own past.