A lighthearted historical novel about Letty Revell, an Edwardian lady painter who inherits a mysterious box from her eccentric uncle. She and her outspoken housekeeper Mrs Cripps befriend Violet Vayne, a beautiful former music hall seeking treatment at the town's health hydro. But all is not well in Violet's seemingly wealthy and comfortable marriage. Plus a shadowy sect of dangerous fanatics want Letty's box, and will use any means, including murder, to acquire it. The three women's flight from danger takes them from the tranquil Derbyshire Dales via a Midlands music hall to 'Below Stairs'...