Dajana Roncione

Follows a criminal gang in Rome that has a near monopoly of the city's heroin trade. Besides their internal feuding, the gang has to deal with the Camorra and Sicilian Mafia that both supply its heroin, the police led by Commissioner Scialoja and the Italian secret services.

Interesting modern actualization made by Italian broadcasting service (RAI) of immortal, well-known characters created by the genial American novelist Rex Stout.