The Elves and the Shoemaker

A poor shoemaker and his wife lived a little town. He has a little leather to
make only one shoes. One night, he cut the leather and went to bed.
While he was sleeping, some elves started to make shoes.
Next morning, he and his wife were surprised to finish making shoes.
The shoes were so beautiful and sell well. The incident was lasted long,
so he and his wife became rich. They and the elves were lived happily
forever.