When Harold is leaving to go and spend one week of vacations by his Grand-Mother in Brittany, he is far from guessing what is awaiting him during his stay.This trip awakes memories of his difficult relationship with his father. Harold ignores that his father lives only a few kilometers away from the village; he is back, with a new wife and a son, Alexandre, Harold’s step brother…When, at the railway station, Harold promises Claire to call her every day, he does not know he is going to meet Pauline…Harold cannot imagine how much this week of vacations will make him more mature.