Near Oran, six days before her younger sister's wedding, Zouzou, a 30-year-old single bio-marine engineer, still hasn't found the courage to tell her family that she’s leaving the day after the wedding to follow the migration of sardines that have mysteriously disappeared from Algerian waters. Between gossip about her single status, therapy sessions with her hairdresser-psychologist, and a friendship in crisis, will she manage to leave?