They’re mannequins*

"Now that I think about it, Lady Daniella, you seem to be very familiar with the Inner Palace!"

Aries glanced to her side and smiled at Suzanne as they followed her around. 

"I would visit my brother occasionally. So I had wandered around in the past," she explained and Suzanne, Veronika, and Sybil responded with a nod. 

After sharing an afternoon tea, they decided to stroll. Ridiculous as it may sound, but since the selection, no one — even the candidates' instructors — toured them around. Or rather, they toured the candidates in the Hyacinth Palace. Most of the time, the servants would simply lead the way whenever they needed to go to another place.

"The Imperial Palace is huge," Veronika commented while she looked around the very long hallway. "I thought our Royal Palace was already luxurious. But now that I'm seeing the empire palace, I'm humbled."