Henry Jekyll's written testimony explains the events and explores the duality of human nature - that man is 'not truly one but truly two'.
Clips
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7. Incident at the window. audio
Utterson and Enfield encounter Jekyll and are horrified at his changed appearance.
8. The last night. audio
Utterson is summoned to Jekyll's house by Poole, who fears that Hyde has returned.
9. Dr Lanyon's narrative. audio
Utterson reads Lanyon's account of his meeting with a strange messenger sent by Jekyll.