"Oni Tensei" is an adult anime series that delves into dark fantasy themes, blending elements of supernatural horror with explicit content. Episode 1 introduces viewers to the protagonist, a young man who becomes entangled in a world of demons and forbidden desires. The narrative sets the stage for his transformation into an oni (demon), exploring themes of power, corruption, and the loss of humanity. The animation is notable for its detailed and explicit scenes, catering to mature audiences. This episode establishes the tone for the series, combining suspenseful storytelling with graphic depictions that are characteristic of the genre.
