When Hikari and Karen were children, they watched "Starlight" together and made a pact to perform on stage together one day. Despite Karen's tendency to sleep in, she diligently studies every day to become a talented Stage Girl. However, her chronic lateness leads to her and her classmates undergoing the intense "Legendary Training" to become "Top Stars." Soon, they will compete through a mysterious audition led by Souda-sensei and an unexpected participant: a giraffe! They will all sing, dance, and learn from one another in this exciting journey.
