An extraordinary new novel of friendship by Kate DiCamillo, author of the celebrated debut novel BECAUSE OF WINN-DIXIE.Walking through the misty Florida woods one morning, twelve-year-old Rob Horton is stunned to encounter a tiger real-life, very large tigeracing back and forth in a cage. What more, on the same extraordinary day, he meets Sistine Bailey, a girl who shows her feelings as readily as Rob hides his. As they learn to trust each other, and ultimately, to be friends, Rob and Sistine prove that some thingsike memories, and heartache, and tigersan be locked up forever.