No witnesses, no clues, no body. Josy, the twelve-year-old daughter of the well-known psychiatrist Viktor Larenz, disappears under mysterious circumstances. Her fate remains unsolved. Four years later, the grieving Viktor has retreated to a remote vacation home. But a beautiful stranger tracks him down there. She is tormented by delusions. In them, a little girl keeps appearing to her, who disappears without a trace just as Josy once did. Viktor begins therapy, which becomes more and more a dramatic interrogation...