 After a high-class party in Rome, there s an assault. The victim is injured but lives. Andrea, an investigative reporter who drinks too much, is assigned the story. Then, always on Tuesdays, there are a series of murders. At each crime scene, a glove is left with a finger cut off for each victim. After four murders, Andrea thinks he s making progress, but by this time he may himself be a suspect, and someone he loves is in danger.