Mma Ramotswe & Mma Makutsi have always relied on the advice of the classic guide to their trade The Principles of Private Detection. But who is the eminent author Mr Clovis Andersen & what if he were to come to Botswana? That seems a very unlikely possibility & yet.. . When Mr Andersen visits Botswana on holiday he is delighted & intrigued to stumble across a roadside sign that reveals the existence of the No.1 Ladies Detective Agency. Professional courtesy suggests that he call & announce himself. Meanwhile Mma Makutsi & Phuti Radiphuti are embarking on married life & building a new house
- a tricky business under any circumstances but especially hazardous when the name of the contractor is the Joy & Light Building Company.