Precious Ramotswe has always maintained an unconquerable belief in a kind world and good neighbours. But with a threatening anonymous letter-writer to deal with, not to mention a client's search for her true family and Mr J.L.B. Matekoni's pursuit of an expensive miracle for their own foster daughter, Motholeli, Mma Ramotswe suddenly finds herself reconsidering the complex nature of truth and whether it is sometimes better not to know it.