(Well hang on- I have a crapton of soulmate AUs I like-so I'mma send you some and we can decide which one we want-)
(Ok ones I like-
Fantasy
-Once you meet your soulmate, you grow wings like an angel. You gain one new feather each time something special happens between you two. When your soulmate dies, you lose all your feathers and can no longer fly.
-Under a curse until you meet your soulmate
Angst
-if your soulmate says your name you die
-you have a limited number of words you can say to your soulmate before turning mute
- Human beings die on their 25th birthday (or any number). To prevent this, they have to meet their soulmate. But only one of them can survive.
Misc
-At the age of sixteen, everyone goes into another world for two years, hanging out with their soulmate. Time is warped to make sure the two of you are sixteen in this world. When the two years are up, you’re sent back into the real world, with fractured memories of what happened. These foggy memories make it hard to find them again
-You’re forced to sing whatever song your soulmate is singing, or get into a perfect duet.
-Everyone wears a mask. You get to finally take it off when you meet the one with your identical mask, your soulmate.