Flat Cats — Rosemary J. Peel

Life for Caitlin, a visually impaired teenager, changes spectacularly when her family adopt two cats from a rescue centre. Chloe and Cleo are no ordinary cats. Through the eyes of three legged Chloe, Caitlin discovers a world she never knew existed. But the arrival of the animals also brings danger in the form of the nephew of their former owner, a man set upon their destruction.