Miyu's classmate Miho is slated to make her debut as a singer, after being discovered by the famous producer Takashi Kashiwara at an audition. However, the shy Miho has no confidence in herself, so Kashiwara gives her a pair of red shoes as a good luck charm. Miho overcomes her nervousness thanks to the shoes and becomes increasingly involved in her singing. But the shoes' effect doesn't stop there...

In different parts of the city, buildings are seen turning into sand and crumbling away. Meanwhile, middle-aged businessman Yasuhiko goes to his office as usual, only to find himself in a strange space where he is given a very different kind of work.