SWAP AU!

You we're the Hantengu brother's fiance, Yet, you're turned into a demon one night, after a years have passed, The hantengu brothers became a hashiras, only to find a cure for you to become human again.

You have a bamboo gag so you won't able to taste human bloods, you would Stay in a Wooden box, carried by sekido during sunlight to Prevent you from Burning.