Mma Ramotswe's wonderful eleventh novel, where she and Mma Makutsi are called to a safari lodge in Botswana's Okavango Delta to carry out a delicate mission on behalf of a former guest. 'As devotees of Ramotswe have come to expect, the story gently insists on kindness and tolerance, and exudes a beguiling blend of charm and humour' }Sunday Times{