He's Teacher Gale!

Back at Gray's place…

"Let's wake him up, alright?" 

It seemed Aldor had arranged everything for them. By the time they returned to the house, there was already a bunch of medics waiting for them! As they noticed them: 

"Teacher Aldor, we've arrived as soon as you asked!"

"It's a pleasure to be working with you on this!" 

"We're ready to see the patient whenever!" 

"Little Lady, don't worry, we'll save him!" 

They seemed extremely confident, confidence that was probably based on experience. This much was obvious looking at their gray and white hair: those guys were old AF! 

But one thing bugged Sera. They weren't even wearing the Academy robe. Didn't this mean that they were outsiders? Could they be trusted? 

But Aldor chuckled, reassuring her…