"A Letter of Mary" is a historical fiction novel featuring the beloved detective duo of Mary Russell and Sherlock Holmes. Set in the early 20th century, the story unveils a thrilling mystery surrounding an ancient biblical document, supposedly written by Mary Magdalene. The narrative weaves through various historical contexts, adding depth and intrigue to the plot.
The book begins when Mary Russell discovers a letter claiming to be by Mary Magdalene. As she delves deeper into the significance of this letter, she faces dangers from those who seek to suppress the truth. The interaction between Mary and Holmes showcases their intellectual camaraderie and the challenges they encounter together in unraveling the mystery.