The only thing that lasts is love, even when it's gone. Three French tutors meet at a small café that spills out onto the sunny Parisian backstreet of Rue du Paradis. Nico, Philippe and Chantal meet here every Wednesday morning, before leading their students along the grand boulevards, winding alleyways and sweetly perfumed jardins of the city of lights. But today's lesson will be very different - and none of them are remotely prepared.

Josie arrives in Paris desperate, alone, and hopeful that this trip might mend her broken heart. Ex-pat Riley is a long way from home and drifting further and further away from her husband. Could Philippe provide the distraction she craves - and can she gain the courage to break free? Jeremy is the dutiful husband of his famous actress wife. While she is busy filming on the banks of the Seine, he is content playing second fiddle. Until he meets Chantal...

In the haze of a Paris summer, long-buried secrets rise to the surface and relationships are challenged. Can the lessons learned in one day change all of their tomorrows?