She’s solved her first murder with the help of her new team, averted a potential riot, and is starting to learn who she can trust inside Cumbria Police – and who she can’t. But when a businessman and former miner is found dead at a new mine that’s the focus of local protest, Zoe is presented with a new challenge. Her boss is trying to play the death down, and she’s being encouraged to ignore leads by colleagues whose motives seem increasingly suspicious. Zoe’s sure they’re wrong. But as an outsider who knows little about the town’s history or grudges that stretch back decades, can she get to the bottom of the crime and prevent the killer striking again?