When an amnesiac suspect is found at a murder scene, police captain Anaïs Chatelet turns to a local psychiatrist for answers.

Anaïs consults Mathias after a second body is found, and an assassin targets Bonfils.

Mathias escapes to Marseille in search of information about his past.

Anaïs returns to Bordeaux as Mathias traces the paintings to an apartment in Paris.

The trail of the mysterious Sasha leads Anaïs and Mathias to a speed dating club in Paris.

Anaïs confronts the Machiavellian General Garsac and Mathias races to discover the IRIS Clinic's secrets.