Sometime in the future, the world was completely dried up and became all desert. They had little rivers and lakes left, which villians and dangerous animals lived. Water has become the most valueable thing on the world. Whoever can control water will rule over the world.

Set in the "Train World" where all citizens are trains. However, among the residents there are special trains that can transform into robots, the Robot Trains. Featuring our 5 train heroes, with special powers: Kay, Alf, Duck, Selly and Victor - and their exciting adventures. Can the Robot Trains save the village from the evil dark forces that be?

Astro Boy appears to be a normal, playful kid, yet he is a robot capable of both flying and incredible strength. Living with his parents in a small town where humans and robots coexist, he has many friends thanks to his cheerful nature. Eager to learn and try new things, Astro and his companions often embark on exciting adventures. But their explorations are met with unexpected troubles when the wicked criminal Hamegg—joined by his accomplices Gora, a pink gorilla robot, and Professor Flau—interferes with their endeavors. As the little robot boy and his group bravely face challenges, their efforts become part of a journey to discover the world's values and wonders.

A squadron of robots defends the planet against alien invaders. (Source: AniDB)