Task: Story Composition
Input (English): Premise: Sam started cheating on his math test. 
 Initial Context: He thought he was being slick. 
 Original Ending: But his teacher caught him and called him out! She made Sam apologize in front of the whole class. Sam was mortified. 
 New ending: But his teacher had already caught him and called him out! She made Sam apologize in front of the whole class. Sam was mortified. 
Output (English): He felt bad and never did it again.