Tom Ashdown, an unlikely hero, owns a betting shop in Brighton and gambles with his life when he stumbles across an attempted kidnapping, which leaves him entangled in a dangerous chain of events involving the IRA, a sister seeking revenge for the death of her brother and an informer in MI5 with a secret in his past. Revenge is a fast paced thriller, with twists and turns at every step. In a thrilling and violent climax everyone is intent on some form of revenge.