The stunning new novel from the New York Times bestselling author of The Age of Odin in which
the worlds of Arthur Conan Doyle and H.P. Lovecraft collide. It is the spring of 1895 and more
than a decade of combating eldritch entities has cost Dr John Watson his beloved wife Mary and
nearly broken the health of Sherlock Holmes. Yet the companions do not hesitate when they are
called to the infamous Bedlam lunatic asylum where they find an inmate speaking in R'lyehian
the language of the Old Ones. Moreover the man is horribly scarred and has no memory of who he
is. The detectives discover that the inmate was once a scientist a student of Miskatonic
University and one of two survivors of a doomed voyage down the Miskatonic River to capture
the semi-mythical shoggoth. Yet how has he ended up in London without his wits? And when the
man is taken from Bedlam by forces beyond normal mortal comprehension it becomes clear that
there is far more to the case than one disturbed Bostonian. It is only by learning what truly
happened on that fateful New England voyage that Holmes and Watson will uncover the truth and
learn who is behind the Miskatonic monstrosity...