Twelve-year-old Violynne's parents have disappeared from the planet. No one can find them, even when they search the lunar grid. During the night, an intruder steals a violin from her home. It turns out the thief is the Arbiter, the most powerful being on the planet. What does the Arbiter want? Why is he arresting her aunt? Where are her parents, and can Violynne expect any help from the Coil? Good science fiction. Ages 9-13 220 pages