Mathieu, a piano virtuoso, goes home to help his brother Paul to take care of their sick mother. Paul is into reenacting old battles, dressing up and getting into character, even dueling if necessary. Mathieu gets involved in this world and play becomes real.

After a serious accident on a film shoot, Marc, an equestrian, loses all hope to mount back on. His insurance company instructs Florence to handle his case. This film is the story of their meeting.