Conrad's Fate
Chrestomanci #5

When his uncle sends him to work at the mysterious Stallery Mansion, twelve-year-old Conrad Tesdinic overcomes his bad karma and discovers in the mansion's winecellar the source of the magic that threatens to pull his world into one of the eleven other parallel universes.
Magic, Witchcraft, Paranormal fiction, Juvenile fiction, Fiction
Diana Wynne Jones
A British writer, principally of fantasy novels for children and adults as well as a small amount of non-fiction.