Giulio Lo Magro, a nationally renowned criminologist, returns for the first time in forty years to Ragusa, his hometown. There, he learns of a series of murders that seem to be connected to the murder of his parents.
| Actor | Role |
|---|---|
| DDanilo SchininàGiulio Lo Magro | Giulio Lo Magro |
 Marcello PerracchioNot listed | Not listed |
| CCarmen FrascaMonica Garofalo | Monica Garofalo |
| PPasquale SpadolaNot listed | Not listed |