First published 2001
When Sirius, the dog star, is reborn on Earth as a puppy, he finds himself on an extraordinary mission. Burdened with the lost Zoi, a celestial weapon, Sirius must navigate the perils of the human world to uncover its secrets and prevent cosmic catastrophe. As he befriends a young girl and battles otherworldly forces, Sirius discovers the true meaning of loyalty, sacrifice, and the power of love to transcend the boundaries of worlds.
Genres: science-fiction, adventure, coming-of-age, fantasy
Vibes: suspenseful, thought-provoking, whimsical
Tropes: fish-out-of-water, found-family
288 pages · Paperback · Penguin Young Readers Group