Seras is a young police officer who was turned into a vampire by Alucard to save her from a would-be fatal gunshot wound in the chest, that he also caused. After turning into Alucard's fledgling vampire, Seras becomes a member of the Hellsing Organization and helps them protecting England from evil vampires. She is very loyal to her master and to Integra Hellsing, the leader of Hellsing. Despite being a vampire, she keeps her humanity, being innocent, kind-hearted and reluctant to drink blood.