High School D×D - Season 4 Episode 13 Lion Heart of the School Festival Fueled by the fires of perversion!
Overview: Issei purges the curse of his Sacred Gear and stands up once again, in his form as a Queen piece. Sairaorg and Issei duke it out in one final fist fight where winner takes all. After that, the only thing he has to worry about is his confession to Rias...