She became angry that she had lost to someone of her generation and took out her anger on a sovereign she met along the way to the ancestral grounds. The sovereign defeated her and injured her. He even chased after her to kill her for her dragon heart. She couldn't take the long journey to her home plane, so she went through a planar portal nearby.
She came to this plane to wait for help, but help didn't come before she died. The best she could do was lay her eggs before she died. Because she didn't incubate the eggs and there was no dragon spirit, only one of the three of them succeeded in hatching. This dragonling was in a special situation as it was an indigene of this plane.
Legion-8 said excitedly. "Oh, this is going to be good. I can just feel it in my bones."
He doesn't have bones or any flesh, as he is an energy being of a level much higher than the soul body of a transcendent. But he can still feel excitement and anticipation for what is to come.