This title is part of Bug Club, the first whole-school reading programme to combine books with an online reading world to teach today's children to read. In this Year 6 Red A (NC level 5c) fiction novel … There’s a strange crack in Amy Pond’s bedroom wall. Behind it lurks a deadly, alien prisoner whose escape threatens the future of planet Earth. Only the Doctor understands what is at stake. He has just twenty minutes to save the world.