When her employer suddenly disappears, young Grace Kirkstall finds herself accepting a new job at a new company in the same building an oasis of tranquillity off the streets of London.
Ben and Helen Brown's startup company's pitch is that, for a small consideration, they will help people out of their major and minor fixes. Their first big commission initiates Ben into the gentle art of house-breaking, and Helen into the mysteries of the Society for Progressive Rehabilitation
But for Grace, it will plunge her into more danger than she could ever have imagined.