 Two friends at art college studying ballet find themselves competing for a single placement to go to a dance school in Russia. An urban legend about the staircase heading towards the dormitory building says that if you go up all twenty-eight steps and find a twenty-ninth, then you can ask for a wish to be granted and Yun Ji-seong knows just what she wants to wish for. But unknown to her, the wishing stairs have consequences, and she s about to find out the hard way.