Oga, a powerful and mysterious warrior. Su He is a member of the World Monster Defense Organization "MDO". In a dream, he met the glowing Oga. At this time, Oga was fighting an unknown mystery in a dark space. Su He originally thought it was just an ordinary dream, but that day, when he was in danger, the giant of light he saw gave him the ability to transform into a giant of light. As time passed, Su He slowly became aware of the huge conspiracy against him.
