In the lazy, slow month of August, Inspector Montalbano and his girlfriend, Livia, prepare for a relaxing holiday in a villa he has found for them. It is, he assures her, far too hot for anything exciting to happen. But when Livia's friends young son goes missing, a series of events is sparked which will certainly ruin the Chief Inspector's pleasant interlude.
A secret apartment and a grisly find in an old trunk are just the beginning: Montalbano must navigate his way though the case as well as coping with the sweltering heat, the suspicious death of an Arab labourer and the tempting lure of a beautiful girl...