Zoe's learning to trust her team, even if they do have a tendency to get themselves into dangerous situations. And finally, the sun is beginning to shine. But when a competitor in a local fell race is found dead near an isolated cairn, Zoe finds herself navigating an unfamiliar landscape. From the rough and competitive world of the fell runners, through the local business community, to the exclusive Bassenthwaite Manor Hotel, people are keeping secrets from her – and not all of her colleagues seem keen for her to unearth them. With the killer willing to do anything to keep ahead of the investigation, can Zoe find them before they silence one of the few people who knows the truth?