One of the literary devices used in "The Wife's Story" is foreshadowing.
"It was the moon, that's what they say. It's the moon's fault, and the blood."
This hints to the reader that we might be dealing with werewolves.
The Question and Answer section for Ursula Le Guin: Short Stories is a great resource to ask questions, find answers, and discuss the novel.
One of the literary devices used in "The Wife's Story" is foreshadowing.
"It was the moon, that's what they say. It's the moon's fault, and the blood."
This hints to the reader that we might be dealing with werewolves.
I think the mood is suspenseful and mythic.
What is your particular question here?