With the Fifth Spirit inside her, Elsa of Northuldra extends her sovereign to two great people. Twenty-five winters ago, it was said that Jack Frost came to be, but was never seen again. "And the Northern Lights," Elsa announced. "although they carry so much mystery, carry souls who were once here with us. What is out there, is not much different from what we are. And we're equipped with the magic to seek it." [Set after Frozen II, pre-Guardian Jack Frost] Note: Jack Frost's age will be upped to 23 years, for reasons :'))