In a train compartment, 6 people who do not know each other tell the story of their troubles in love. Only one of those seems to be a positive one.
The stylish traveler
Guillaume
Policeman
Emile Loubignac
Amédée
Robert
doctor
The murderous fencer
Francis
Christine's father
Julien Loubignac
The husband of the dead
The dead
Mathilde
Christine's grandfather
Lucie
mother Villedieu
Christine's grandmother
Alain