Instagram knowledge that changed his life. Stéphane, the French chef, has every reason to feel fulfilled. Proud of his two adult sons and his brother with his forgiving ex-wife, he leads a quiet life for a middle-aged man. Until, by chance, he meets the mysterious and beautiful Korean Soo-Soo-san on Instagram. Their Instagram contacts have no end. Stéphane tells her about the beautiful views from the French part of the Basque Country and she tells her about life in Seoul, the city of the cherry blossom. Despite their distance and cultural barriers, they understand each other very well. One night Stéphane decides to go to Seoul spontaneously and crazy.