Thea Osborne, Cotswold house-sitter with an infamous reputation for getting mixed up in crime, is determined to avoid trouble this time. Her latest commission in the village of Daglingworth seems straightforward, with most of her time spent looking after an old corgi and a hibernating tortoise. Thea is ready for a relaxing if rather boring two weeks, with phone calls to new boyfriend Drew Slocombe the highlight of her days. Until, that is, a dead body is discovered in a nearby quarry . . .