 During a night out, John hears a cry and sees a small girl wearing a pixie-hood, apparently intent on escape from danger, running along an alley and leaping across some moored canal boats before disappearing into a nearby house.The sisters tell Laura that John unwittingly has the gift of second sight, and that Christine is trying to warn them that they are in danger if they remain in Venice.They learn that Venice has been plagued by a series of recent murders.