Seraphina Delacourt is the Princess of Erismaier. She is the Second Princess along with her older sister the First Princess, Aeltinar Delacourt. Her father is Satron Delacourt and her mother is Anathy Delacourt. She is energetic, cheerful, elegant, smart, talented, and skilled. Seraphina is also a simp for the Grand Duke Lynxaei Reinhardt. She fantasizes about him all day. She has a pillows, posters, and pictures of him in her secret room. First thing she wants is to marry him. Not the prince.