Task: Story Composition
Input (English): Premise: Michael was driving to a concert. 
 Initial Context: His car begin to make a loud noise. 
 Original Ending: He decides to pull over and see what's wrong. He pops the hood and smoke flies in his face. He knows the engine is shot and calls for help. 
 Counterfactual Context: The noise was coming from the exhaust pipe.
Output (English): He decides to pull over and see what's wrong. He pops the hood and smoke flies in his face. He knows the engine is shot and calls for help.