A unicorn with fur fair-white and mane sky-blue: that's who Princess Cadance knew that she was destined for. Only, now she's starting to wonder if she chose the wrong one...

Luckily, there's a spell for that! Destiny will take her course, but there are ways to see what might have been. As one horn touches to another, a life unlived begins to play...

Written for the May Pairings Contest. Check out the other entries here!