4 young people are long time friends. They have a dinner together, which will turn into a mess when they play a game which consists in writing a vow on a little piece of paper to be put into a bottle: they love each other, but they are not able to transcend their loneliness and their selfishness.

Alain Beigel
as Julien

Eric Bonicatto
as Michel

Philippe Macaigne
as Matthieu

Laura Mañá
as Luisa

Olivier Py
as Didier

Sascha Rau
as Laurence

Myriem Roussel
as Claire