Keen detectorist Martin (Morrissey) and his wheeler dealer soon to be son-in-law Ashley (Buckley) who, while on a boys bonding trip in the idyllic fields of rural Somerset, discover a hoard of buried Saxon treasure worth millions. Legally, they should declare it, but Ashley spots an opportunity to look after number one, and as pressures are building at home with his wife Anne (Ripley), straight arrow Martin can't help but have his head turned.