Giorgio Scherbanenko (real name Volodymyr; 1911, Kyiv - 1969, Milan), the son of a Ukrainian and an Italian woman, is rightly called the father of an Italian detective. During his life he wrote women's novels, and over the years he wrote a series of works, the main character of which was Duka Lamberti - a former doctor and now a private detective. The Net of Betrayal, the second novel in the series, was published in 1966. A young American woman collides with Turiddo Sompani's lawyer and his girlfriend in the muddy waters of the Pavia Canal. And Duka Lamberti, with the knowledge of the police, surgically restores virtue to the bride of a small meat king. The two events, which are not connected in any way, are the links of one long bloody chain, which leads to the smugglers with weapons. That's just each new link in the chain turns into another death ...