"Sexorcist" is an anime series that blends supernatural elements with dark comedy and horror. The narrative centers around a young man named Kiriya, who becomes entangled in a world of demonic possession and exorcism after a fateful encounter with a succubus. Kiriya discovers he has inherited the abilities of a "Sexorcist," a unique exorcist who uses sexual energy to combat and expel demons. This unconventional method sets the stage for a series of bizarre and often humorous confrontations with various supernatural entities.

The plot unfolds as Kiriya is drawn into a secretive organization dedicated to combating demonic threats. This group, known as the Exorcist Association, employs a range of exorcists with different abilities, but Kiriya's approach is particularly unorthodox. The series explores his journey as he hones his skills, battles increasingly powerful demons, and navigates the moral complexities of his newfound powers. Along the way, Kiriya encounters a diverse cast of characters, including fellow exorcists, demonic adversaries, and innocent civilians caught in the crossfire.

Key characters include Kiriya's mentor, a seasoned exorcist who initially doubts his methods but eventually comes to respect his unique approach. There is also a rival exorcist who challenges Kiriya both in combat and ideology, representing a more traditional and disciplined approach to exorcism. The succubus who initially triggers Kiriya's transformation plays a recurring role, oscillating between ally and antagonist as her own motives remain ambiguous.

The series delves into themes of power, morality, and the nature of good versus evil, often using dark humor to underscore the absurdity of its premise. Each episode typically features a self-contained story involving a specific demonic threat, while also advancing the overarching plot of Kiriya's growth and the larger conflict between the Exorcist Association and the demonic forces they oppose. The narrative maintains a balance between episodic adventures and serialized storytelling, ensuring a mix of standalone excitement and long-term engagement.

"Sexorcist" combines its supernatural premise with a mix of action, comedy, and horror, creating a distinctive tone that sets it apart from more conventional exorcism-themed anime. The series explores the implications of its central conceit—using sexual energy as a weapon—through both its plot and character interactions, offering a unique take on the genre.