December, a young tollbooth operator witnesses what appears to be a road accident, but then begins to wonder whether it was truly an accident or if the driver of the car was murdered. He starts to investigate, trying to uncover the culprit.
| Actor | Role |
|---|---|
 Barbara De RossiLili | Lili |
 Rino CassanoWalter | Walter |
 Luigi DibertiDottor Silvestri | Dottor Silvestri |