A woman and her lover murder her husband, a doctor. Soon, however, strange things start happening, and they wonder if they really killed him, or if he is coming back from the dead to haunt them.

Enrico Mattei helped change Italy’s future, first as freedom-fighter against the Nazis, then as an investor in methane gas through a public company, A.G.I.P., and ultimately as the head of ENI, a state body formed for the development of oil resources. On October 27, 1962, he died when his private airplane crashed during a flight to Milan. Officially, it is declared an accident, but many journalists explore other plausible reasons for Mattei's untimely death.

In a crowded hotel in the center of Milan a bomb has been planted. The time device on its detonator has only minutes to run. A young detective discovers the bomb by accident and is drawn into a terrifying nightmare of intrigue, brutality and ruthless killing. This is a world where human life is sold or sacrificed for twisted ideals. A world of international terrorism. The time is now.

Maciste is captured and forced to work as a slave in an African mine.