As the temperature rises in Gaborone, Precious Ramotswe wonders whether the heat could be the reason that business is particularly slow. Luckily, a slower pace in life is her natural preference, unlike her colleague Mma Makutsi, who is alert to every passing observation and inclined to making snap decisions. With fewer cases to handle, Precious has time to contemplate her new neighbours, a couple who, by the sounds of it, have a rather volatile relationship