Book Detective

From the publisher (source: The Internet Book List):

The King has married a woman, the Witch Queen, who is his second wife. She can see all in the land by using her magic mirror, except her stepdaughter Bianca.
(Reworded synopsis from Daughter of the Night bibliography)

Published in:

• The Magazine of Fantasy and Science Fiction (Vol 57 No 1 (No 338), July 1979)
• The Year's Best Fantasy Stories: 6 (1980)
• Red as Blood or Tales from the Sisters Grimmer (1983)
• Young Monsters (1985)
• Vamps (1987)
• Asimov's Ghosts and Monsters (1988)
• Forests of the Night (1989)
• The Penguin Book of Modern Fantasy By Women (1995)
• A Century of Horror 1970-1979 (1996)
• Vampires: The Greatest Stories (1997)
• The Prentice Hall Anthology of Science Fiction and Fantasy (2001)
• Ecrit Avec Du Sang [As Rouge comme la Sang, translated by Estelle Valls de Gomis] (2002)
• The Mammoth Book of Vampires (2004)