In a world where humanity and vampires coexist, blood has become more than a necessity—it’s a commodity. Vampires no longer hunt; they survive on synthetic blood, while their own holds an extraordinary secret: it can extend human life.
Overview：In a world where humanity and vampires coexist, blood has become more than a necessity—it’s a commodity. Vampires no longer hunt; they survive on synthetic blood, while their own holds an extraordinary secret: it can extend human life.
