Samson O’Brien has been dismissed from the police force, and returns to his hometown of Bruncliffe in the Yorkshire Dales to set up the Dales Detective Agency. However, the villagers aren’t that welcoming to a man they see as trouble. Delilah Metcalfe is struggling to keep her business, the Dales Dating Agency, afloat as well as trying to control her wayward dog, Tolpuddle, when Samson’s first case – a supposed suicide – takes an unexpected turn, and a trail of deaths lead back to the door of Delilah’s agency. With suspicion hanging over someone they both care for, the two feuding neighbours soon realize that they need to work together to solve the mystery of the dating deaths. But working together is easier said than done . . .