Mourning his brother's recent death, Pierrick accepts his best friend Tessa's invitation to stay in her family home — at last, a week alone. But when her gets there, he finds the house already occupied by Tessa's sister Marie.
Unfortunately the movie Half Sister, Full Love is not yet available on HBO Max.
| Directing | Marion Vernoux | Director |
| Writing | Lynn Shelton | Original Film Writer |
| Writing | Marion Vernoux | Writer |
| Production | Denis Pineau-Valencienne | Producer |
| Production | François Kraus | Producer |
| Sound | Éric Neveux | Original Music Composer |
| Camera | Nicolas Gaurin | Director of Photography |
| Editing | Guerric Catala | Editor |
| Production | Richard Rousseau | Casting |
