Summary: “But it is morning. Morning of a new period in our education. The Yato-sama era.” Hiyori Iki has one dream: become a renowned MMA fighter. There’s only one place that can help her achieve that: Hafuri Studio and the God of Calamity, an impossibly skilled trainer whose name sends shivers down the crowds’ spine. But, what is the truth behind this man and what is the meaning of the notorious underground fight club that seems to have its claws sunk deep into Hafuri’s bright lights?