Jan-di is an average high school girl whose parents operate a Laundromat. One day she delivers laundry to Shin-hwa high school, where the top 1{412547e02683207a920447a6975bc4ce7902060ffb00a089c13b0dd025941d4c} of the wealthy children gets to go, and accidentally saves a student from a suicidal attempt. After this incident, she is scouted to this prestigious school as a swimming athlete.