Home in Rouen for a change, Yann Calec arrives just in time to save his downstairs neighbor from hanging himself. Little does Calec suspect this is the beginning of an adventure that will take him halfway around the world to French Indochina, the land of his childhood. But are his efforts to reconcile a grieving father and his estranged son just an excuse for him to find out the truth about his own past, and his father's mysterious fate? As if Calec's new job captaining a steamer in the war-torn region weren't perilous enough... Dive headlong into history and intrigue with a new arc of Tramp!