He would take her and hurry to his own country.
The Payment
"While you slept I built the castle," said Fafner. "Now I am ready for the payment."
"What payment do you want?" asked Wotan.
"What payment do I want?" shouted Fafner. "Surely you have not forgotten your promise? The price was Freya, and I shall take her home with me."
"Oh, that was only in jest," said Wotan. "I could not think of letting Freya go. But I shall pay you well for the castle. I shall give you something else that will be just as good for you."
Fafner grew very angry and screamed:--
"Cease your foolish talk. I built your beautiful stone palace. I drudged and toiled and heaped the massive rocks. Each stone lies firm and solid in its place, and I will have my pay!"