Claire is a young woman who leads a somewhat formatted life.  Medical rep for a pharmaceutical lab, married, two children, a certain happiness.  And here she is, taking a trip away from home to attend her company s annual convention.
Pierre is an improviser, not an actor, no : an improviser, making a living by entertaining at seminars and company conventions. She is sensible and steady, he is whimsical.
The paths of Claire and Pierre cross like Mercury and Venus during leap year. Brief encounter, brief rom.