While keeping an eye on his small time crook brother in law, Inspector Nico Giraldi gets involved in a murder case set in the world of Formula One racing. Giraldi is suspended for trying to cover up for his brother in law and becomes afraid his wife and son may be targeted next. Therefore he calls in the help of his childhood friend and chief informant, Venticello.

三段发生在蒙特卡洛的故事。第一个故事是牧师被迫成为公主的情人。第二个故事是一个女骗子试图欺骗一个保险公司的男人。第三个故事是一个男人必须应对妻子的自杀企图。