Island of the Mad: A novel of suspense featuring Mary Russell and Sherlock Holmes

In a tangled web of mystery and suspense, Mary Russell and Sherlock Holmes delve into the dark recesses of the human mind. Set against a backdrop of intrigue and unsolved enigmas, they confront not only the sinister elements of their case but also the profound complexity of sanity itself. Their investigation takes them to unexpected locales, where the boundaries between reality and madness blur.

As they navigate through layers of deception and hidden agendas, the pair unearth a chilling connection to a string of secrets that could disrupt their very existence. With sharp wit and unyielding determination, Russell and Holmes must outsmart those who would manipulate the truth for their own ends. Their journey will test their intellect and resolve, leading them to discover that sometimes, the most dangerous threats come from within.