Stevenson's classic "shilling shocker" has remained in the public imagination for well over a century, spawning numerous adaptations. Now available in an accessible format for all readers.

"Man is not truly one, but truly two."

A terrible killer lurks in London's dark and foggy corners. His crimes are witnessed, but no one can track him down. At the same time, the respectable Dr Jekyll is on a quest of his own.

But Dr Jekyll's discoveries look set to unleash an appalling truth. Just how closely entwined is his identity with that of brutish Mr Hyde?