High School DxD is a speedy series that often covers a lot of ground for its arcs within a short time, and that’s no different for the fourth season, High School DxD Hero. But fans certainly didn’t ...

High School DxD culminates with Issei Hyoudou and Rias Gremory solidifying their bond. Issei's growth into a powerful devil earns him recognition alongside Rias, leading to their official engagement.

When visiting Rias’ family, Issei and Rias come across Sairaorg, who ends up challenging Issei to a fight to test their mettle before he and Rias’ rating game officially begins. After confirming that ...