If TPN meet Black Butler

If The promised neverland main characters meet Black Butler's main characters. MY AU! OTHER ANIME/MANGA CHARACTERS WILL BE INCLUDED

AU description: Sebastian is future Ray, Ray grew up and made a deal with a dumb demon, and instead of the demon getting his soul Ray could become a demon. Ray traveled back in time in the human world and made a deal with Ciel. Emma grew up to be Melidas and to be a part of the seven deadly sins. Norman grew up to be Tomori from Charlotte. Gilda grew up to be Deku from Boku no Hero Acdemia. Don grew up to be Karma from assassination classroom. Ciel became a demon like in the show and yada yada.