There are a number of inheritors to a fortune who are getting killed by a mysterious somebody whom we do not see. Each death is novel, but not terribly graphic. Who did it?

• Semafilm
• Tom Drake
• Femi Benussi
• Virgilio Gazzolo
• Ivo Garrani
• Ernesto Colli
• Valeria Ciangottini
• Isarco Ravaioli
• Giovanna Lenzi