In his New York Times bestselling novel, David Levithan introduces readers to what Entertainment Weekly calls a "wise, wildly unique" love story about A, a teen who wakes up every morning in a different body, living a different life.Every day a different body. Every day a different life. Every day in love with the same girl. There's never any warning about where it will be or who it will be. A has made peace with that, even established guidelines by which to live: Never get too attached. Avoid being noticed. Do not interfere.It's all fine until the morning that A wakes up in the body of Justin and meets Justin's girlfriend, Rhiannon. From that moment, the rules by which A has been living no longer apply. Because finally A has found someone he wants to be withday in, day out, day after day.With his new novel, David Levithan, bestselling co-author of Will Grayson, Will Grayson, and Nick and Norah's Infinite Playlist, has pushed himself to new creative heights. He has written a captivating story that will fascinate readers as they begin to comprehend the complexities of life and love in A's world, as A and Rhiannon seek to discover if you can truly love someone who is destined to change every day.