text: A very interesting plot of the film based on the novel "Waltz into Darkness" of the writer Cornell Woolrich. It is a drama rather than a film noir, which tries to send a message that love changes your own life, i.e. your love to any person and the love you received from him/her. A wealthy man really changed his life for love, while his partner finally understood that he was the only one that loved her. Belmondo played well as usual, while a somewhat still young Michel Bouquet played his eternal role of a detective or police agent. Frankly Bouquet was not so impressive in this film, but less than