When Frédéric (Bernard Campan) and his family meet a gay man named Hugo (Charles Berling) while vacationing in the Provençal countryside, their lives are irrevocably changed, as the two men develop a strong yet unconventional friendship. Although Frédéric is happily married to his wife, Frédérique (Léa Drucker), his bond with Hugo challenges the strength of his marriage and ultimately inspires him to reevaluate his life.