At Moon Shadow, an isolated campground, thousands have gathered to catch a glimpse of a rare and extraordinary total eclipse of the sun. It's also were three lives are about to be changed forever:Ally likes the simple things in life--labyrinths, star-gazing, and comet-hunting. Popular and gorgeous (everybody says so), Bree is a future homecoming queen for sure.

Bree wears her beauty like a suit of armor. Overweight and awkward, jack is used to spending a lot of time alone. Told from three distinct voices and perspectives, Wendy Mass weaves an intricate and compelling story about strangers coming together, unlikely friendships, and finding one's place in the universe.