Task: Story Composition
Input (English): Premise: Stef was trying to cash a birthday check at the bank. 
 Initial Context: When she handed the check to the banker he started bawling. 
 Original Ending: He told Stef she handed in paper the same way his ex wife used to. Stef didn't know what to do but she awkwardly sat with him. After an hour she left and went straight to open a new bank account. 
 Counterfactual Context: When she handed the check to the banker he told her it was fake.
Output (English): He told Stef how to spot a fake check. Stef didn't know what to do but she awkwardly thanked him. She left and went straight home to cry.