(The series itself isn’t nearly as solemn as this definition might make it sound.)
Moon Witch, The: Sally Dahl herself. The Moon Witch is mortal and is born into a family descended from Norse heritage. The Moon Witch surfaces every so many generations?generally, as the need for her services arises. The Moon Witch is not a reincarnating spirit; rather her considerable power is a mantle settled on the one whom fate has chosen.