Task: Story Composition
Input (English): Premise: Tom likes watching movies. 
 Initial Context: He considers himself a film buff. 
 Original Ending: He noticed he tends to enjoy comedy movies more than any other genre. He thought of this as a profound life epiphany. He now thinks laughter is the best medicine. 
 Counterfactual Context: He only watches horror movies.
Output (English): He noticed he tends to enjoy slasher movies more than any other horror genre. He thought of this as a profound life epiphany. He now thinks slashers are the best.