Blue Dragon: Ral Ω Grado
In the "Blue Dragon" "Shadows" can merge with their "hosts". This is the story of a teenager Rale and his "Shadows", the blue dragon "degree", whom his father, the king, locked together in the castle dungeon when the Rale was a child. One day, when the "shadows" are besieged by the castle, his personal caregiver, Mio, frees it to protect the lock and reflect the "shadows".