Kunon the Sorcerer Can See, Vol. 5 (light novel)

ANOTHER YEAR OF FUN, TROUBLE, AND MAGIC! Kunon has made his Spell Vault a reality and moved up a grade in magic school. Now a second-year, he accompanies Professor Satori to a toxic swamp and joins a group of teachers searching for a legendary plant deep in the school’s underground maze. And of course, he immediately starts causing trouble. Meanwhile, Gioelion’s cousin joins the Advanced class and quickly becomes just as obsessed with magic as everyone else. It’s shaping up to be another exciting year in Dirashik!