The third compilation film of the Gundam: G no Reconguista TV series opens with a sudden strike on the Amerian Army's spaceships at Sankt Porto. The space colony nation of Towasanga has launched its Reconguista operation, aiming to return to Earth. Four powers from Earth and space converge on Sankt Porto, each pressing its own claims and fighting for its own cause. Seeking the truth, Aida resolves to travel with Bellri and her comrades to Towasanga, which lies on the far side of the Moon. There, startling revelations await the pair in this mecha science fiction action film.