Meubi: A New Chakra Beast?

As title states. POV of an OC character whose secret identity is the missing tailed beast. The Meubi. Known for retaining all ancient and modern Dojutsu including the Rinnegan. There's a secret of the Meubi... She's sealed herself to be born and reincarnated as a human over & over again. T to be safe. Possible Kakashi/OC pairing. Please R&R!