High School DxD BorN

When Loki crashes the summer, devilish battles and perverted antics reach mythic proportions.

Back at Kuoh Academy for summer, Issei Hyoudou and his eclectic Occult Research Club find themselves thrust into a crucible of power and peril. After a bruising clash with Vali’s Chaos Brigade, the fledgling team—still raw from their first forays into devilish combat—must undergo grueling training in the Underworld under the watchful eyes of Rias Gremory and the seasoned Azazel. These sessions aren’t just about raw strength; they forge bonds, sharpen tactics, and force each member to confront their own limits, all while the school’s hallways buzz with the usual teenage drama and the occasional accidental pervert moment that Issei seems magnetically drawn to.

This third season continues the supernatural battle harem with significantly ramped-up sexual content — near-constant nudity, explicit touching, and 'accidental' intimate scenarios are core to the viewing experience. Fantasy violence and mythology-driven plot exist but take a backseat to the ecchi showcase.