(TW: violence, death) lil horror idea

STORY IDEA: (BTW SLIGHTLY STARTED THIS ALREADY); A TEEN IS STUCK IN THE HOYO-VERSE (GENSHIN AND HONKAI) BUT THIS KID IS A HORROR WRITTER WHO WROTE ALL THE CHARACTERS AS RESURRECTED CORPSES AND NOW THEY MUST KILL EVERY LAST ONE OF HIS CREATIONS EVERY... SINGLE... ONE...