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Mary Abernathy is the deceased daughter of Connie Abernathy and Blake Abernathy, sister to Lucy Abernathy. She was killed when raiders attacked when she was 21 years old, and is buried behind her family's property at Abernathy farm. The quest Returning the Favor involves retrieving her stolen locket from the raiders at the USAF Satellite Station Olivia.
Mary Abernathy is only mentioned in Fallout 4.
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