Jetter Mars is a futuristic robot boy built by Japan's Ministry of Science in 2015, the project was directed by the renowned Dr. Yamanoue and aided by famous developer of robotics, Dr. Kawashimo. These are two of the smartest scientists in the world. Their genius together created Jetter Mars. With the feelings and intelligence of a human boy, Mars is curious yet powerful. He must learn wrong from right and experience trial after trial in order to protect others from harm.