Task: Story Composition
Input (English): Premise: Dilbo Donko was a blackjack dealer. 
 Initial Context: He always played exactly by the house rules. 
 Original Ending: One day a customer got angry with him and accused him of cheating. His manager was on break, and Donko was lost as to what to do. The customer was eventually escorted out by security. 
 New ending: One day a customer got angry with him and accused him of cheating. His manager was on break, and Donko was lost as to what to do. The customer was eventually escorted out by security. 
Output (English): He always cheated when his manager was on break.