In a gripping true-life detective story, ex-hacker and now one of the UK's leading crime experts Neil Barrett guides us into a world where the seemingly innocuous computer screen can provide a window into the mind of even the most hardened criminal. Through some of his own high profile cases, Barrett shows us the cutting edge of modern crime. It is a dimly-lit world where hackers pit their wits, man to man, with the police experts and where the digital detective is the latest and best weapon in the police arsenal.