Claire Redfield is one of the main protagonists in the Resident Evil series and is the younger sister of Chris Redfield. She teamed up with Leon S. Kennedy to find her brother and finds Sherry Birkin, the daughter of Umbrella researchers William and Annetate Birkin. They fought Tyrant Type-103 and the mutated William Birkin. She was taken solo into a island as a prisoner and then freed to find her brother and later encounter Steve Burnside.