Sherry Birkin (シェリー・バーキン, Sherī Bākin?) is an American federal agent attached to the Division of Security Operations. As a child, she was placed in protective custody after her parents' deaths during the Raccoon City Destruction Incident. During the outbreak, Sherry was infected with the G-Virus but was treated with the vaccine soon after. Because of her exposure to the virus, Sherry gained lifelong regenerative abilities. Years later, her G-Virus laced blood would be used by bio-terrorist…