Synopsis
In the year 2018, a boy named 21 Emon aspires to become a space pilot and explore the far reaches of the universe. Coming from a family of hoteliers whose lineage stretches back to the Tokugawa shogunate, he carries a strong sense of responsibility. Since Earth has turned into a major tourist destination for alien visitors, 21 Emon must assist in running his family's inn to prevent it from going bankrupt.
