Until Nalear's attack, Milea had always thought that the six big academies were just ostentatious schools of magic. The Gorgon Empire's schools produced the same amount of research, if not more, and they were also protected by several arrays.
Sure, they couldn't host so many students at once, nor they could grant its staff rings or Ballots like the academies, but Milea had never found them reason enough to investigate them further.
At least until she had seen with her own eyes the true meaning behind a power core.
"Without someone who knows what they are doing? A century. Maybe two, if you are unlucky." Leegaain replied.
"That long?" Milea fell on her throne with a thud. That wasn't the answer she was hoping for.
"It's not like you are building a simple castle. You must first find a spell capable of imbuing every single stone, one at the time. Then all of them must be compatible with the power core and work in synergy.