Balook was written for children and adults alike. The story starts with a lonely boy, Thor Nemmen, who befriends a genetically recreated dinosaur, Balook. Balook is a nine-ton hornless rhinoceros that lives in a scientific compound. Through the years the two spend time together and learn to love each other. Balook, a gentle creature is happy playing with Thor not at all curious about what lays outside his contained world. Then one day, Balook's containment area was found empty. Thor sets out to find his friend before the world decides that he is a menace.