Nova is not just a cat, but an alien explorer on a secret mission.She comes to Earth with Ethan, an astronaut she met in space. She meets brave children from Earth and convinces them to take her into space with them. There, they meet their leader Orion. Together with a team of space warriors, Orion forms the legendary Orion Warriors.What is their first mission?To save the galaxy from a mysterious threat hidden in the moving lakes of planet Elvara and rescue Commander Zorax, who has been kidnapped.