From the acclaimed author of The Secret Tree comes the story of a girl who finds herself a sudden outsider in the loneliest place in the world--middle school.

When Claire's best friend moves away just before the start of fifth grade, Claire suddenly becomes the only girl in the entire elementary school. While the boys are resentful that she gets a bathroom all to herself, Claire soon sees the lonelier side of things--until a few incidents put her quite literally in the spotlight.