When Paul falls hopelessly in love with novelist Nicole Longet (Claudine Longet), he flees, but she interprets his action to mean that he is a spy colleague of Mike Allen (Stephen McNally) until the agent reveals Paul's secret.

A surprising encounter on the road brings Nicole Longet (Claudine Longet) back into Paul's life, complications in hers hindering their fragile attempts to let their love blossom again.