They thought they were kidnapping the mistress of one of London’s most powerful gangsters. But they’ve taken the wrong woman.

And crossed the wrong detective.

Detective Max Wolfe's hunt for the missing woman takes him from New Scotland Yard’s legendary Black Museum to the glittering mansions of career criminals, from sleazy strip joints to secret sex dungeons – and to unspeakably dark deeds committed decades ago.

It’s a world of family secrets, sexual jealousy, and a lust for revenge – which might also become Wolfe’s grave…