The Strange Case of Dr. Jekyll and Mr. Hyde Step Up B1.2

In the dark, foggy streets of London, Gabriel Utterson tries to understand the secret of his friend Dr. Henry Jekyll. Why is he behaving so strangely? What is he doing in his laboratory? Why does he know the horrible Edward Hyde, a man who walks the streets of the city only at night? As he looks for the answers to these questions, Utterson ?nds himself in the middle of a terrible horror story.