Title: Vault of Shadows (The Nightsiders)
Subjects: Magic, Extraterrestrial beings, Paranormal fiction, Fiction, Science fiction, Supernatural, Heroes, Monsters, Children's fiction, Supernatural, fiction, Monsters, fiction, Extraterrestrial beings, fiction, Heroes, fiction, Magic, fiction, JUVENILE FICTION / Action & Adventure / General, JUVENILE FICTION / Monsters, JUVENILE FICTION / Science Fiction, JUVENILE FICTION, Action & Adventure, General, Science Fiction