Audrey Tautou, Faudel, Eric Savin, Nathalie Besançon, Laurent Firode

Le battement d'ailes du papillon is a movie starring Audrey Tautou, Faudel, and Eric Savin. How, thanks to what's known as the "Butterfly theory" (a random series of unlinked events), can a young woman and a young man meet ?