In a world where ponies see in grayscale until they meet their soulmates, finding your soulmate is a momentous occasion, where the special connection between you quite literally colors your life. When Twilight began dating Rarity, she didn't mind that she couldn't see in colors.
Or, so she thought, until the day Rarity suddenly could.
RariTwi Challenge fic meant to be a different take on one of the many Soulmate!AU prompts circulating Tumblr.