The lives of two eccentric metal detectorists, who spend their days plodding along ploughed tracks and open fields, hoping to disturb the tedium by unearthing the fortune of a lifetime.

The story of one of the most infamous cases in UK criminal history, that of serial killer Dennis Nilsen. Told through the prism of three men, the series explores the personal and professional consequences of coming into contact with a man like Nilsen.