Tama-tan had met a boy long ago who had given her an item and asked her to wait for him. However, after seven years had passed, Tama-tan had yet to see the boy and began to question his promise. Just as she had started to believe it was an ordinary day, she was startled by the sudden arrival of a UFO. It was then that she caught a glimpse of the boy with bunny ears once again. To her surprise, he was on the hunt for the "Lunar Ladies" who had the potential to become the Moon Princess. Without warning, Tama-tan became one of the candidates. But what was the true motive behind becoming the Moon Princess? - "Syuura"