In the Marseille region, a woman returns home for her father's birthday, only to be swept into a chilling investigation. As a string of seemingly random murders unfolds, Esther races against time to uncover the truth behind the elusive Zodiac killer.

• Claire Keim
• Francis Huster
• Yannis Baraban
• Jacques Spiesser
• Michel Duchaussoy
• Valéria Cavalli
• Anne Jacquemin
• Jean-Pierre Bouvier