Welcome to Britain's biggest beat. Covering 12,000 square miles of loch, glens, islands and mountains, cutting-edge crime fighting meets traditional ways of life.
In 1998, Chris Packham met a hunter-gatherer tribe in remote Sumatra. 20 years later, he goes in search of the same tribe to search for the girl whose photograph he took.
Life-saving operations, difficult dilemmas. Lifting the lid on the heart-rending, hard-headed decisions surgeons must make before tackling the day job of changing people’s lives.