In the page-turner How Does She Know, Anna Mavrides has been burdened her whole life by the violent visions she had as a young girl. As an adult, she decides to write a book about those visions and her family's connection to the spirit world. It is an instant bestseller.

But her book's publication ultimately triggers a chain of events that sees her charged with the brutal murder of a childhood friend. As Anna wrestles in her prison cell with the fractured memories and tangled relationships of her youth, her determined supporters dig to expose the motives of the spiritualist community leader and the district attorney who charged her with murder.

Their efforts could exonerate her and provide some answers about Anna's distant past. All her life people have asked, "How do you know?" Can she finally answer that question?