No witnesses, no traces, no corpse. Josy, the twelve-year-old daughter of the well-known psychiatrist Viktor Larenz, disappears under mysterious circumstances. Their fate remains unexplained. Four years later: The grieving Viktor has retired to a remote holiday home. But a beautiful stranger tracks him down there. She is tormented by delusions. In it, a little girl appears to her again and again, who disappears just as without a trace as Josy once did. Viktor begins therapy, which is increasingly becoming a dramatic interrogation ...