In a certain mountain.
A little fox was trapped and in danger of dying, but was saved by a human man.
When the fox asked God to return the favor to the man, the little fox became a cute fox girl.
However, when the fox girl went to see the man, he was already on the verge of dying.
In order to fulfill the man's last wish, the fox girl decides to become the landlady of a deserted hot spring inn.
"...... Don't worry. I will definitely protect this inn."