Il figlio scomparso

The life of the Crawfords, a quiet middle-class family, is suddenly turned upside down by an inexplicable event: their son John simply doesn't return home one evening and since then all traces of him have been lost... The searches are desperate but in vain and the only clue found, hidden in the false bottom of a wardrobe, appears to be a safe, tampering with which, however, would risk completely destroying its contents! Months later, Nathan begins to investigate the death of a girl on whose body a magnetic key is found...