By chance, Tom, a young man from California, meets Coker, the spaceship captain from Ponlenia, an advanced civilization a million light-years away. Coker invites Tom to visit Ponlenia. During a one-year trip, Tom learned a lot of modern knowledge from computers. When they temporarily stay on another terrestrial planet, Edia, Tom follows Coker to do things and meets a young man named Hanson, who looks a lot like Tom. The two young men have a very happy chat. Tom leaves for a while, and Coker takes Hanson away. Tom has to stay in Hanson's factory. With the help of his best friend Peter, "Hanson" starts his new life on another earth, Edia. The whole story is a thrilling twist, especially how Hanson step-by-step came out of an ordinary employee and technician to become the factory director of the technical department. With the help of his girlfriend Marla, Hanson makes very important improvements in his factory and successfully brings the product to the market. The best plot of this book is that Hanson finally got in touch with Captain Coker. At a critical moment, Hanson helps the entire galaxy get rid of an extreme natural disaster.