The Wolf's Call

The film marks the directorial debut of Antonin Baudry, who adapted the tense screenplay from his own original novel. His background in geopolitical writing heavily influenced the realistic military protocols shown in the film.

Chanteraide serves as a highly skilled sonar operator, known as a Golden Ear, on a French nuclear submarine. His role requires him to utilize his exceptional auditory skills to identify and classify other vessels in the ocean depths by sound alone.

The plot centers on his desperate attempt to prevent a potential nuclear conflict sparked by a lost Russian ballistic missile submarine. He must use his auditory talents to prove that the threat is a false alarm before the French government launches a retaliatory strike.

Yes, the thriller is actually based on the 2015 novel Le Chant du loup written by the film's director, Antonin Baudry. The book drew heavily on Baudry's own experiences and knowledge as a former French government advisor.