She was a slave. She may not have been born one but she ended up one. That's a discussion for another day however. Hannon was a slave- right up until she gained cosmic power from a heaven fallen Night Sky.
The situation made everyone uneasy. Hannon was ready to rule the kingdom and she rose quickly to name herself as Queen. Nobody could stand in her way, most didn't know the force of nature she had become until it was too late. She was unstoppable to all but the Night Sky. Yet even he wouldn't be able to do anything until he was able to see over the pedestal he'd placed her on.