The Great War shattered the lives of two men separated by everything, yet forever bound together in the hell of the trenches: Boubacar N'Doré and Joseph, his master on the plantations of Côte d'Ivoire. The former lost his life there, while the latter never found peace until he honored his comrade one last time. In 1920, the opportunity arose, following the decision to bury a man deprived of his life under the Arc de Triomphe...