GEM AND I

This novel is told from the perspective of a nineteenth-century twin girl, Imma Cathew. Her sister, Gemma, is abducted and murdered in an abandoned house in Leadville, Colorado, on Halloween night. Imma plays detective and finds Kate Warne, a historical figure who once worked for the Pinkerton Detective Agency as the first female undercover detective. But is Gemma dead, or is her spirit still haunting Leadville and out for revenge?