Strike the Blood is an action-packed supernatural anime series that follows the story of Kojou Akatsuki, a high school student who unexpectedly becomes the Fourth Progenitor, a powerful vampire. Set in the demon district of Itogami Island, Kojou must navigate his new identity while being protected by Yukina Himeragi, a Sword Shaman. Together, they face threats from rogue demons and other supernatural beings, unraveling a larger conspiracy. The series blends elements of action, fantasy, and romance.