A Returner's Magic Should be Special, Vol. 2 by Usonan

With Pram and Romantica joining his party, Desir is ready to put his plan of advancing to Alpha class in motion. But not everyone is thrilled about the prospect of Beta students moving up-painting clear targets on their backs. Still, Desir's armed with power and thirteen years' worth of knowledge, and he's ready to take on anyone, even Azest. Promotion battle...START!
Binding: Paperback / softback