Otherbound by Corinne Duyvis is a fascinating fantasy novel. Doctors think that Nolan, a teenage boy with a prosthetic foot, is undergoing seizures, when in reality, he's visiting another world every time he blinks. He observes the world of Amara, a mute servant on another planet whose job it is to protect a princess. Full of plot twists and fantasy, you'll want to read Nolan and Amara's story in one sitting.