The Strange Case of Dr. Jekyll and Mr. Hyde and Other Stories

The title novella follows Henry Jekyll, a respected scientist and doctor who becomes obsessed with separating human goodness from human evil. His experiment succeeds in an unexpected way: a potion transforms him into Mr. Hyde, a figure associated with cruelty, secrecy, and loss of restraint.

The story unfolds through investigation and delayed disclosure, mainly through the observations of Jekyll’s lawyer and other acquaintances before Jekyll finally explains what happened. As suspicions build around Hyde and his connection to Jekyll, the narrative turns into a mystery about identity, morality, and how far private wrongdoing can be hidden behind a public façade.

The collection also includes several other short stories by Stevenson, with recurring gothic and psychological elements. Reviewers repeatedly mention stories such as "The Suicide Club," "The Body Snatcher," "Markheim," and "Thrawn Janet," noting creepy atmospheres, moral tension, abrupt endings, and in some cases strong dialect or unusual narrative choices.