As Venice experiences a debilitating heatwave, Commissario Brunetti escapesthe city to spend time with his family. For Ispettore Vianello, however,the weather is the last thing on his mind. It appears his Aunt has becomeobsessed with horoscopes and has been withdrawing large amounts of moneyfrom the family business. Not knowing what to do, he consults Brunetti andasks permission to trail her.Meanwhile, Brunetti receives a visit from a friend who works at theCommune. It seems that discrepancies have been occurring at the Courthouseinvolving a judge and an usher with a flawless track record. Intrigued,Brunetti asks Signorina Elettra to find out what she can while he's away.When news reaches Brunetti that the usher from the courthouse has beenviciously murdered, he returns to investigate. But why would someone want agood man dead, and what might his death have to do with the Courthousediscrepancies? It soon becomes clear that things are not what they seem,and as suspicions arise Brunetti has to dig ever deeper to uncover thetruth.