A young man, Eric VINCENT, learns that his father, who he never knew, may have died. A few days later his wife tells him she’s pregnant. His life starts to go on the skids. Catherine HOFFMAN is investigating the murder of a man who was burned alive, whereas to remain alive François MANERI leaves to go look for his daughter. None of them will waver from their individual quest, even though it may doom them. The stakes matter less than the path that will lead them to each other. Three destinies linked by intertwined quests for identity. Three lives that can only be pried open with a same key. The key to the heart.