Hellsing Summary

Genres: action, drama, horror, supernatural
Themes: vampires
Age rating: Mature (May contain sex, drugs, and extreme graphic violence)
Number of episodes: 13
Summary: Hellsing follows the antiheroic vampire, Alucard, and a police girl-turned-vampire, Seras Victoria, two vampires employed by the vampire-extermination group of England, the Hellsing Organization. Slowly but surely, through their active duty, they find a new breed of vampires beginning to arise.
Taken From: Anime News Network