In a street in Paris, a stranger thinks he recognizes Joachim as a soldier who died in Bosnia on August 21, 1983. However, August 21, 1983 is the very day of Joachim's birth! Troubled by the possibility of being the reincarnation of this man, he decides to leave for Sarajevo with his friends Alice and Virginie. In this country haunted by the ghosts of war, they throw themselves body and soul in the footsteps of Joachim's previous life.