Sacha and Laura, who have been living on a kibbutz in Israel near the Syrian border for two years, are visited by three friends from Paris—Simon, Michel, and Paul—who have come to celebrate Laura's twentieth birthday. One of the friends, Simon, is obsessed by the death of the girl he loved. During the birthday celebration, he tries to find amongst his friends someone to blame for his love's death. Laura is the only one who knows that the young girl died of a broken heart. She also loved Sacha. The film ends as war is declared in Israel