It is an adaptation of the 2021 novel Le Roman de Jim by Pierric Bailly.

A family's happy life in the Jura Mountains is gradually upended following the return of their son's biological father.

The film's screenplay was adapted by Arnaud and Jean-Marie Larrieu from Pierric Bailly's novel Le Roman de Jim, which was first published by Éditions P.O.L in March 2021.

[4] Kevin Chneiweiss produced the film for SBS Productions, in co-production with Arte France Cinéma.

[5] On AlloCiné, the film received an average rating of 4.1 out of 5 stars, based on 38 reviews from French critics.