Good Dr. Jekyll is transformed into evil Mr. Hyde by means of an addictive drug. He finds himself more and more inextricably drawn into evil. A parable for our times written by author Robert Louis Stevenson. Pb. Note: This books title has changed. It was once titled "Dr. Jekyll And Mr. Hyde and Weir of Hermiston" Sonlight resource: https://www.sonlight.com/products/strange-case-of-dr-jekyll-and-mr-hyde-and-other-tales