"In 1972, a crack commando running unit (well, average at least) was sent to Macclesfield by a military court for a crime they didn't commit. These men promptly escaped from a maximum security leisure centre to the Lake District underground. Today, still wanted by the government they survive as runners of fortune. If you have a problem, if no one else can help, and if you can find them....maybe you can hire the 3 Plus 1 team."
The National Three Peaks Challenge takes in the highest mountains in Scotland, England and Wales, often in 24 hours.