Task: Story Composition
Input (English): Premise: The boss stood in front of his employees to give a speech. 
 Initial Context: He began the speech with a story that turned out to be a joke. 
 Original Ending: None of the employees caught on that it was a joke. No one laughed at the punchline. The boss became embarrassed and his face turned red. 
 Counterfactual Context: He began the speech and got nervous and ran off the stage.
Output (English): None of the employees caught on that it was part of the script. They thought he was genuinely nervous. The boss sprang up in the crowd and shouted "boo!".