La regola del gioco

What is La regola del gioco about (plot, summary)
Daria, 35, is arrested for gambling and sent to a community to perform socially useful services. Playing poker also means "reading" people: her father, Pietro, taught her this before he died in an explosion when she was only 9 years old. And it is the ability for which Ettore Napoli, of the Secret Services, asks her to collaborate in arresting Gemini, an exponent of international crime passionate about gambling.