Island of the Mad (Mary Russell and Sherlock Holmes Series #15)

Mary Russell and Sherlock Holmes untangle the slippery threads of insanity and deadly secrets as they investigate a disappearance in this chilling novel from New York Times bestselling Laurie R. King.

“[The Mary Russell series is] the most sustained feat of imagination in mystery fiction today.”—Lee Child

With Mrs Hudson gone from their lives and domestic chaos building, the last thing Mary Russell and her husband, Sherlock Holmes, need is to help an old friend with her mad and missing ...