Dans l'oeil du chat (2004)

Pauline goes on trip and never returns. Did she deliberately vanish, or did she just abandon her life, or is this an invitation for someone to start searching for her? Simon, her fiance, intends to find out. Several months after the disappearance, Simon learns of Pauline's death abroad. While cleaning out her apartment, Simon discovers that Lazare, Pauline's cat, still occupies his master's apartment. He possesses an extraordinary long-term memory and a need for revenge.