Feyre and Rhysand (or Rhys), High Lady and Lord of the Night Court, are the protagonists and primary romantic pairing of A Court of Frost and Starlight. Feyre is the primary protagonist of each of the previous three books in A Court of Thorns and Roses, and Rhys begins to play his role as romantic lead (rather than a secondary character) in the second book, A Court of Mist and Fury.

Rhys began his journey in the series as a self-sacrificial leader. Even when he discovered that Feyre is his destined partner, he did not burden her with the knowledge before she was ready—especially not while he believed that she was still in love with Tamlin. Feyre notes that Rhys “worked so hard and so selflessly, all without hope that [she] would ever be with him” (3). Something Rhys must learn in A Court of Frost and Starlight is to allow himself the freedom to enjoy his life without feeling guilty for it. As Cassian reminds him, “We have peace, and the true kind. Enjoy it—enjoy each other. You paid the debt before it was ever a debt” (20). Rhys uses