Who Taught Him Magic?

In the year 1498, the Imperial Magic Academy enjoyed its most peaceful year ever. Because he had graduated.

"Why do you have so much stink gas in your storage gem?" the judge roared during the magic competition.

"I was only trying to distract my opponent!" Green said seriously, putting on a gas mask.

"Did you learn shapeshifting just so you could sneak into the girls' dormitory?" The student council president stared him right in the eyes in the Student Affairs Office.

"It was just an accident! I think I can explain!"

"Who taught you to strap alchemy bombs to your familiar, you bastard!" His enemy roared angrily, face darkening, on the battlefield.

"Explosion is art! Haven't you ever heard that saying?"