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 fiancé, intends to find out... Several months after the disappearance, Simon learns of Paulines death abroad. While cleaning out her apartment, Simon discovers that Lazare, Paulines cat, still occupies his masters apartment. He possesses an extraordinary long-term memory... and a need for revenge!