Toby Lolness is just one and a half millimetres tall, and he’s the most wanted person in his world, the Great Oak Tree. When Toby’s father makes a ground-breaking discovery, tapping into the
      very heart of the Tree’s energy, he also realizes that exploiting it could permanently damage their world. Refusing to reveal the secret of his invention to an enraged community, the family is
      exiled. But one man is determined to get hold of the forbidden knowledge ... and his plan is to destroy the Tree. Now Toby's parents have been imprisoned and sentenced to death. Only Toby has
      managed to escape, but for how long?