1972 in Haute-Savoie (France) : the Bertrand's farm, with a hundred dairy cows owned by three bachelor brothers, is filmed for the first time. In 1997, they were the subject of Gilles Perret's first movie, as they let their farm to their nephew Patrick and his wife Hélène. Nowadays, 25 years later, Gilles Perret take another look at this farm, managed by Hélène who will step down. Through their words, an intimate, social and economic history of the rural world.