This is the story of the man behind the artist, or maybe the artist behind the man. A life marked by cracks, energy, resilience, and the discovery of the superpower of Umour. From his hidden childhood during the war to the birth of Fluide Glacial, from Rubrique-à-Brac and Pilote to L'Écho des Savanes, from Goscinny to Gai-Luron and Hamster Jovial: embark on an intimate journey alongside the maestro, as if perched on his shoulder like a tiny ladybug.