Kunon the Sorcerer Can See, Vol. 6 (light novel)

MAKING MONEY AND EARNING CREDITS.Gioelion’s cousin, Serraphila Quartz, has joined the Advanced class, and just as Kunon once did, she needs to secure an income. Determined to help her, the young entrepreneur comes up with a revolutionary new product that’s bound to take off...But is Serraphila up to the task? Then it’s time to take another look at Kunon’s teacher, Zeonly, and his own days as a student at magic school.