Read the following premise and answer if the hypothesis is true.
"The Ones Who Walk Away from Omelas" is a 1973 plotless, short, descriptive work of philosophical fiction, though popularly classified as a short story, by American writer Ursula K. Le Guin. With deliberately both vague and vivid descriptions, the narrator depicts a summer festival in the utopian city of Omelas, whose prosperity depends on the perpetual misery of a single child.
Hypothesis: The overall mood of the story was joyous. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
It's impossible to say
It's impossible to say.