Sir Integra Hellsing is the leader of the Hellsing Organization, a secret group dedicated to hunting and eliminating supernatural threats, particularly vampires. She is known for her strong will, intelligence, and unwavering commitment to her mission. Integra inherited the leadership from her father and has proven herself as a capable and strategic leader. Integra is often accompanied by Alucard, a powerful vampire who serves as her primary weapon against other supernatural beings. Despite the challenges she faces, Integra maintains a sense of duty and honor, embodying the values of her organization while navigating the complexities of her role in a world filled with darkness.