A shy high school student named Suzu finds solace in the virtual world "U" where she transforms into Belle, a famous singer. However, her concert is disrupted by a mysterious creature pursued by vigilantes, leading Suzu on a journey to uncover the creature's identity and discover her true self.

Belle
In a small rural town, a shy high school student named Suzu finds a new sense of self as Belle, a global superstar, within the vast virtual world of "U", allowing her to overcome her introverted nature.