Task: Story Composition
Input (English): Premise: David and his son bought a vintage Mustang. 
 Initial Context: They spent months restoring every inch of it. 
 Original Ending: When his son turned 16, David handed him the keys. The kid crashed into a tree that night. David was furious! 
 New ending: Instead he bought a Charger and when his song turned 16, David handed him the keys. The kid crashed into a tree that night. David was furious! 
Output (English): David realized he doesn't really liked Mustang so he returned it.