The Book of Dead Days

Blurb

The Book of Dead Days is a novel by Marcus Sedgwick. It tells the story of a 15-year-old named Boy, a sorcerer named Valerian, a girl named Willow, and a scientist named Kepler. The Book of Dead Days is set in the days between Christmas and New Year, the period of time to which the title refers: "a strange, a quiet interlude, somehow outside the rest of the year, outside time itself."