Gulliver is now an elderly, space-traveling scientist who has built a rocket ship. With Dr. Gulliver's assistant Sylvester the crow (named Crow in the Japanese edition), Gulliver and the trio travel the Milky Way to the Planet of Blue Hope.
An aged space explorer named Dr. Gulliver and his assistant, a crow named Crow, travel through the Milky Way to the planet known as Planet of Blue Hope.