Task: Story Composition
Input (English): Premise: Sam was a safe cracker of much renown. 
 Initial Context: He'd never encountered a vault he couldn't penetrate. 
 Original Ending: The newly installed metal monster at First National beckoned him. He got in as easily as he thought he would. Sam didn't have a plan to deal with the guards waiting inside it. 
 Counterfactual Context: He could not crack newer model vaults though.
Output (English): The newly installed metal monster at First National beckoned him. It was as hard as he thought it would be. Sam didn't have a plan to deal with the guards who found him trying to break in.