https://en.m.wikipedia.org/wiki/The_Book_of_Nod
This… might clear things up just a bit. The Book of Nod is loosely Christian/Abrahamic religion adjacent mythology of the origin of vampires in the ttrpg Vampire the Masquerade. It’s the in universe origin myth of vampires.
“I’m not uninformed! I got all the information I need from qanonisright.ru”