The Moonflower Dance Firethorn Chronicles, Book 4.

A lingering curse. A man with a secret. A princess with a plan. Fed up with meddling sorcerers, Princess Neylan journeys to a distant kingdom to break a beastly curse. Master Healer Keir, who captured her heart through his letters, is relying on her to end his nightly shift into the form of a giant dragon. Armed with a bold plan, Neylan vows that sorcery will never again touch his life, or the lives of her eleven sisters. But true love's kiss fai...