Javier is not like other kids. Born on Mars, and now living on Earth after his Martian outpost was destroyed by sandstorms, he has trouble adjusting to his new planet. He has a crippling fear of water, gravity slows his movement, and he misses the beauty of the home of his birth. Longing t return to the planet he loves, Javier spends his time building a rocket ship. When his hopes of returning to Mars are dashed, Javier sets his sights on a new dream: space cadet school on an international space station.