Blue-Haired Girl's Salute to the Starry Sky

On the school rooftop enveloped in night darkness, a blue-haired girl salutes with her hand to her forehead. She's a transfer student from space, pledging her new adventures on Earth while reminiscing about her home star. The twinkling stars reflect in her red eyes, surrounded by a mystical blue mist. Is this salute the first step into an unknown future, or a secret signal? Her story has just begun.