In England, a secret organization is stopping vampires and other creatures of the night from terrorizing the citizens. Its name if Hellsing. Hellsing is led by Sir Integra Wingates Hellsing. And on the side of Hellsing is a vampire, Alucard. A police girl is soon turned into a vampire by Alucard. Her name is Seras Victoria. Together with the armed forces of Hellsing and some help from the butler, Walter Dornez, they fight off the creatures of the night and others, inculding: Section XIII and a mysterious character creating artificial vampires.