The action takes place around three teenagers, martial arts masters: Rёmy NAGARE, single Hayato Jin and judo Musashi Tomoe. They all possess special jets (Eagle, Jaguar and The Bear), which can turn into giant robots: Getter - 1 (the most stable robot for flight), Getter - 2 (the fastest and ground robot) and Getter - 3 (the most powerful and robot for swimming). All the robots were created by Professor Saotome for space exploration;They are powered by a getter - rays from space. Mankind threatened reptile humanoid race, the descendants of the extinct dinosaurs, which lived many millions of years and were hiding from the rest. Now they intend to reclaim the Earth and destroy the human race. The main characters have to stop the evil plans of reptiles.