Mash and Dot are spotted by Silva, a Lang dorm student known for his bad behavior. Silva offers a bet on whether the boys can endure five hits each of his magic. Silva says he'll give up a silver coin if he can endure, and Dot says he'll take hits for Mash, too. Dot withstands ten hits, but Silva reveals the brutal reality. Looking on, Mash takes decisive action.

Mash beats Silva, defeats the giant forest scorpion, and successfully completes the joint extracurricular activity. The five silver coins collected become one gold coin, and Mash learns about the existence of Lang Dorm's core students who hunt coins — the seven students of the Magia Lupus. But later, Mash, searching for his next classroom, wanders into the Magia Lupus stronghold. Although he makes it out alive, a black shadow approaches Mash and his friends while cleaning out the owl huts....