Reisalin Stout, also known as Ryza, is the protagonist of the 'Atelier Ryza' series. She is an adventurous and spirited girl who dreams of escaping her mundane village life to explore the world beyond. Ryza is characterized by her determination and curiosity, which lead her to the study of alchemy. Throughout the series, she grows from a naive dreamer into a capable alchemist and leader, forming strong friendships and facing numerous challenges. Her role in the series is pivotal as she embarks on quests that reveal hidden truths and transform her world.