If Cinderella had not lost her shoe that night, she would have left without looking back. Despite all the efforts of the prince to find the beautiful girl, he wouldn't have found her. Why? The answer is simple. Without the shoe Cinderella lost in the movie, he can't find her. Sure, he can ask every girl of the village if it's them, but what tells him they won't lie? I mean, which girl wouldn't lie...