Planet Altran, here is an international circus.

It's called the "Galaxy Circus"! It's full of fun and colorful attractions, including strange animals, aliens with special abilities, exciting rides, and a scary haunted house.

However, a star-shaped lion is trapped in the lion cage at the back of the circus. Twink, an AI robot watching the circus, meets the star lion Possing and becomes friends with him.

The two friends join forces to escape from the lion cage. After escaping from the circus, Poshing and Twink leave the planet Altraan in a spaceship.

They set their course toward Twink's home planet and finally arrive at the beautiful Earth. Poshing and Twink dream of conquering Earth, but their minds change as they meet friendly humans and interesting animals!