She spends a few hours in the home of the faun , Mr. Tumnus , who tells her about Jadis , the White Witch , and how she cursed Narnia into being only winter for one hundred years .
She spends a few hours in the home of the faun , Mr. Tumnus , who explains that Jadis , the White Witch , cursed Narnia , and it has been winter for one hundred years .