Battle of the Oort Galaxy. Cerro Altman, the son of Severn Altman, is a new generation of young Otto fighters in the bright country, who changed from Otto galaxy fighting to dark Cerro. Mainly tells the story of the battle between the "new generation heroes" and the "dark legion" with the help of Aubrey Altman, G&D Altman, Rosso Altman and Ultraman Ribut of the Galaxy Rescue Force.