After an intriguing start with three ill-mated and worse-fated kids stranded in mountains by fog - eerie echoes, fraying tempers, scary games, dangerous intimacy - Ate de Jong's film suddenly crashes into its own foggy absurdity with a flashback subplot about one of them believing that he is a reincarnated 18th century French marquis, carrying out a sadistic social experiment on his twin children, and paying a grim price.