A Young Teacher's Mistake

Houtarou has transformed into Iron Gotchard. However, the impact on his body is immeasurable, and Rinne and her friends are worried about Houtarou's health. Meanwhile, it was Fuga Kudo who appeared. What is Minato's shocking "past" that Fuga talks about? And the other Chemies are still taken by Geryon. Everyone heads out to get it back, but the one who appears to bloc...