A young writer believes she has discovered the holy grail of terror, the knives used by Jack the Ripper for his notorious murders.

The story of a group of intoxicated lads driving to a music festival, who seriously injure a young nurse in a night time collision. They make matters far worse by trying to cover up their mistake by hastening the demise of their victim. This, they come to seriously regret as they realise the extent of their culpability and as an unseen killer proceeds to take brutal vengeance.