Flashback by Nevada Barr

Set against the haunting backdrop of Dry Tortugas National Park, this gripping mystery follows park ranger Anna Pigeon as she delves into a chilling investigation that intertwines the present with echoes of the past. When a series of unsettling events and mysterious deaths occur on the isolated island, Anna must unravel the secrets hidden within the park's history, including the ghostly remnants of a Civil War-era prison. As she navigates the treacherous waters of deception and danger, Anna's determination to uncover the truth leads her to confront her own fears and vulnerabilities, ultimately revealing a dark and twisted tale of betrayal and survival.

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