Ian Rankin has been called “the king of crime fiction”. His Inspector Rebus books have sold more than 30 million copies worldwide, translated into 37 languages. And yet, as he embarks on writing the next in his series, he reveals that “sitting down and actually writing the books is hard… and it's not getting any easier.” Where does he begin and where might the series end? Recorded across Scotland over several months, we follow Ian Rankin as he gets his next novel into shape.