Season 2 Episode 12

"Force Without Wisdom Falls of Its Own Weight." (思慮なき力は自らの質量によって崩れ去る.) is the overall twenty fourth and the twelfth episode for the second season of the anime series.

Summary
Karuizawa is detained and cornered by Ryūen, who is trying to uncover the identity of the mastermind. He flashes back her memories of being bullied. To add insult to the injury, Karuizawa is confronted with the fact that the mastermind has been using Karuizawa. But Karuizawa still tries to conceal the fact that Ayanokōji is the mastermind.