Kendall and Kylie Jenner, stars on the hit reality show Keeping Up with the Kardashians, present their debut novel—a thrilling dystopian story about two super-powered girls who embark on a journey together. Two cities… Two girls… A shared destiny… In a world of the far future, the great city of Indra has two faces: a beautiful paradise floating high in the sky, and a nightmare world of poverty carved into tunnels beneath the surface of the earth. Kendall and Kylie Jenner, the youngest sisters in the Kardashian dynasty, have written a gripping tale of air, fire, and a bond of blood.