Task: Story Composition
Input (English): Premise: Macey brought her husband to a party. 
 Initial Context: He sat down on a bench and started playing poker with some friends. 
 Original Ending: Then all the lights went off, and a woman walked out with a cake. Macey surprised her husband with a birthday party! Her husband whispered to her it wasn't his birthday. 
 Counterfactual Context: He went outside and started swimming with some friends.
Output (English): Later, everyone went inside and all the lights went off, and a woman walked out with a cake for Macey's husband. Macey surprised her husband with a birthday party! Her husband whispered to her it wasn't his birthday.