He was a prolific paedophile who used the internet to groom young girls - and, he got away with it for more than a decade.
Tonight, the full extent of the crimes carried out by delivery driver Darren Jeffries were revealed - following two Crown Court trials.
There were eighty offences in all carried out over a period of 13 years.
Children in Hampshire, Buckinghamshire, Surrey and Kent were targeted. Victims kept silent - and it wasn't until January 2013 - when a mother became suspicious of a man her daughter met in a chatroom - that police were called.
Even then, they were unaware just how many children and young people had been abused. Here's Mel Bloor.
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Dry with sunny spells to start. Warm with hazy sunshine this afternoon
A dry and bright start with long spells of sunshine into this afternoon and feeling fresher
Fine this evening, then dry overnight with mist likely in places. Sunny spells tomorrow morning with hazy sunshine in the afternoon