Muse is a water fairy and the leader of the Elementario fairies at Amagi Brilliant Park. She is inspired by the Muses of Greek mythology, who were entertainers for the Olympian gods. Her role in the story is as a supporting character who performs in the park’s musical theater show, Elementario, alongside the other elemental fairies. She is energetic, cheerful, and optimistic, often seen with a smile on her face. Despite the lack of popularity of the Elementario attraction, she remains hardworking and dedicated to her performances. She is a talented singer, which is a key part of her act, but she struggles with computers and typing, a fact that frustrates her. Her primary motivation is to give her best in her role, maintaining enthusiasm even when the park faces difficulties. Her notable ability is her connection to water as a fairy, which ties into her performance and magical nature. Among the Elementario fairies, she acts as the leader, guiding the group with her earnest and serious approach. Over the course of the story, she continues to show perseverance, remaining a steadfast performer despite the park’s ongoing challenges.