Michel Robbe

Hélène Duvernet (Jane Birkin ), the owner of an art gallery, is questioned by inspectors Pelissier and Leroux. But Leroux develops a passion for Helena, and begins to take any excuse to talk to her and watch her. He joins her unexpectedly several times, and even steals her car so that she'll go to the police.

Jacques is a soldier who is called away from his military leave in order to take part in a secret mission. It couldn't have come at a worse time, as he was just about to propose to his girlfriend. With considerable cunning and guile, this dull-seeming super-soldier gets the whole operation moved. Now ensconced in her hotel, he can keep an eye on his girlfriend and do his job at the same time. (Allmovie)