Summer has finally arrived in the small, tight-knit community of Murakawa Village, where everyone practically knows everyone else. The population is so small that there's only five children Kiyoshi, Natsuki, Noriko, Koji and Amane enrolled and studying together at the village elementary school. A most unusual incident occurs during summer camp, when they find and save an injured dog, who turns out to be an alien from outer space! The alien named Pochi invites the children for a trip to the moon, but due to an unexpected accident, they end up traveling through the universe on the wildest school field trip of their lives! Ladies and Aliens! Welcome to THE SPACE SHOW!