Getter Robo Arc is the fifth Getter Robo series in chronological order. Set several years after Getter Robo Go, Earth has become a post-apocalyptic world. Hayato, now an aging scientist, has finished Professor Saotome's masterpiece, Getter Robo Arc. The pilots are Takuma, Ryoma's son; Kamui, a human-dinosaur; and Baku, Tayel's younger brother. Together with the reformed Dinosaur Empire, they battle the insectoid Andromeda Flow Country, which attacks from across time and space.