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?
Tom Drake
Inspector Greville
Femi Benussi
Simone Marot
Virgilio Gazzolo
Commissioner Etienne
Ivo Garrani
Leon
Ernesto Colli
Janot
Valeria Ciangottini
Colette Marot
Isarco Ravaioli
Jules Didier
Giovanna Lenzi
Rosalie
Andrea Fantasia
Notaio
Alessandra Maravia
Natalie
Arnaldo De Angelis
Oscar Marot
Aurelio Marconi
Usuraio
