Hellsing

Order 01: The Undead (1x1)

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After a series of disappearances and a failed police investigation involving ghoul attacks in Cheddar, Integra Hellsing deploys Alucard. He confronts and eliminates the vampire priest responsible, but not before police officer Seras Victoria is mortally wounded. To save her life, Alucard transforms her into a vampire, inducting her into the Hellsing organization.