Proserpine

Proserpine is a character in a book series I'm currently reading, a "Princess of Hell" from the Jack Nightingale series of books by Stephen Leather, nothing remotely Satanic intended, it's just noise at the end of the day.

Demon's Chant
Frejth King
https://www.youtube.com/watch?v=2WadLcqsI0Y

Scary Demon Chanting l Creepy Horror Voice & Sound Effects
LARA'S HORROR SOUNDS
https://www.youtube.com/watch?v=xhdITCF32s8