Title: The sigma protocol
Description: Ben Hartman is on holiday in Switzerland when an old school friend tries to kill him. Anna Navarro is a US government agent and investigates a string of deaths in Europe, one thing the victims have in common is an OSS file codnamed Sigma. Some one wants the secret kept, it's obvious there is more at stake.
Subjects: Americans, Fiction, Government investigators, Serial murders, Older men, Fiction, thrillers, suspense, Switzerland, fiction, Serial murders, fiction
Places: Switzerland