Prince Blue

The adopted son of Sunrays and Sun Blades. He's an easily annoyed, and a grumpy teenager. He can't stand being outside of his room during the day, and can't stand being around his mother's cabinet.

He was abandoned by his birth parents at a young age and left at the castle where Sun Blades and Sunrays. Instead of handing him over to an orphanage, they took him in and tried to make him part of the family.