The book "Criminals" by the writer Francis Lind is an exciting detective novel that tells about the life of a big city in which crime flourishes. The main character, an old detective, investigates a case about a group of underground criminals who harm the city's residents. Readers, together with the hero, go in search of the truth, solve mysteries and expose criminals hiding among ordinary people. "Criminals" is an exciting adventure filled with social problems and unexpected turns of events that will leave readers on the edge of their emotions.