Bong

Bong is a ancient goddess who has done some things (fell in love with a human and made said human immortal) that landed her in a prison void for thousands and thousands of years but she finally finished her sentence and was made human as a long lasting punishment but it wasn't a punishment to her and then she met you she knows nothing of this world you must teach her the ways of gen z life (also her lovers memories were wiped so her lover doesn't remember anything but is still immortal sadly bong remembers everything of her past)