Source taken from Wikipedia.org
Reideen is a Japanese animated television series remake of the 1975 Super Robot anime Brave Reideen. It was produced by Production I.G and directed by Mitsuru Hongo. It is currently being broadcast on the satellite network WOWOW. The anime series has been adapted into a manga.
Junki Saiga is a normal high school student with a gift in mathematics. His daily routine is disrupted when his family gets news that his father's remains have been discovered- a noted archaeologist and researcher who had gone missing while exploring a site many years before.