Newly promoted, Detective Sergeant William Warwick has been reassigned to the Drugs Squad. His first case: to investigate a notorious South London drug lord known as The Viper. But as William and his team close in on a criminal network unlike any they have ever encountered, he is also faced with an old enemy, Miles Faulkner. It will take all of William's cunning to devise a means to bring both men to justice; a trap neither will expect, one that is hidden in plain sight...