|Chapter One: The Story of the Door
Passing a strange-looking door whilst out for a walk, Enfield tells Utterson about incident involving a man (Hyde) trampling on a young girl. The man paid the girl compensation. Enfield says the man had a key to the door (which leads to Dr Jekyll’s laboratory).
|Chapter Two: Search for Hyde
Utterson looks at Dr Jekyll’s will and discovers that he has left his possessions to Mr Hyde in the event of his disappearance. Utterson watches the door and sees Hyde unlock it, then goes to warn Jekyll. Jekyll isn’t in, but Poole tells him that the servants have been told to obey Hyde.
|Chapter Three: Dr Jekyll was Quite at Ease
Two weeks later, Utterson goes to a dinner party at Jekyll’s house and tells him about his concerns. Jekyll laughs off his worries.
|Chapter Four: The Carew Murder Case
Nearly a year later, an elderly gentleman is murdered in the street by Hyde. A letter to Utterson is found on the body. Utterson recognises the murder weapon has a broken walking cane of Jekyll’s. He takes the police to Jekyll’s house to find Hyde, but are told he hasn’t been there for two months. They find the other half of the cane and signs of a quick exit.
|Chapter Five: Incident of the Letter
Utterson goes to Jekyll’s house and finds him ‘looking deadly sick’. He asks about Hyde but Jekyll shows him a letter that says he won’t be back. Utterson believes the letter has been forged by Jekyll to cover for Hyde.
|Chapter Six: Remarkable Incident of Dr Lanyon
Hyde has disappeared and Jekyll seems more happy and sociable until a sudden depression strikes him. Utterson visits Dr Lanyon on his death-bed, who hints that Jekyll is the cause of his illness. Utterson writes to Jekyll and receives a reply that suggests he is has fallen ‘under a dark influence’. Lanyon dies and leaves a note for Utterson to open after the death or disappearance of Jekyll. Utterson tries to revisit Jekyll but is told by Poole that he is living in isolation.
|Chapter Seven: Incident at the Window
Utterson and Enfield are out for walk and pass Jekyll’s window, where they see him confined like a prisoner. Utterson calls out and Jekyll’s face has a look of ‘abject terror and despair’. Shocked, Utterson and Enfield leave.
|Chapter Eight: The Last Night
Poole visits Utterson and asks him to come to Jekyll’s house. The door to the laboratory is locked and the voice inside sounds like Hyde. Poole says that the voice has been asking for days for a chemical to be brought, but has rejected it each time as it is not pure. They break down the door and find a twitching body with a vial in its hands. There is also a will which leaves everything to Utterson and a package containing Jekyll’s confession and a letter asking Utterson to read Lanyon’s letter.
|Chapter Nine: Dr Lanyon’s Narrative
The contents of Lanyon’s letter tells of how he received a letter from Jekyll asking him to collect chemicals, a vial and notebook from Jekyll’s laboratory and give it to a man who would call at midnight. A grotesque man arrives and drinks the potion which transforms him into Jekyll, causing Lanyon to fall ill.
|Chapter Ten: Henry Jekyll’s Full Statement of the Case
Jekyll tells the story of how he turned into Hyde. It began as a scientific investigation into the duality of human nature and an attempt to destroy his ‘darker self’. Eventually he became addicted to being Hyde, who increasingly took over and destroyed him.