Science Ninja Team, Number G-6.During an experiment with Galactor's brand-new mecha, the research machine crashes. Katse commands the termination of the survivors. The Science Ninja Team arrives at the crash site of the machine. It is not clear what the purpose of that machine was. They discover a young man and bring him back. The young man has lost his memory. He and Jinpei become good friends. When the name of Galactor is said, the young man shows a strong reaction in his nerves. He goes out on a motorcycle together with Ken...