Grandson of immigrants, Stéphane Almeida has never known his father. And the heavy secrets weighing down his family life are not helping him find him! Is he still alive? And if so, where is he hiding? From lies to denials, from mourning to unexpected encounters, from France to Quebec, passing through Portugal, Italy, and Greece, for the young man, life flows not like a calm river, but rather like the champagne from a pressurized bottle. Stéphane's grandfather, who passed on his passion for wine to him, has many surprises in store. Will these individuals battered by life manage, in the end, to find a slice of happiness?