Eun, a female twin is happy for her brother after he gets his acceptance letter at the top music school that trains male idols. After their parents had died, it was the best thing to happen to them since. On their way back from buying a cake, a drunk driver hits her twin, Kwan. His last words were for her to take his place in the school, and become famous. He is alive, but in a coma, and the doctors aren't sure if he will ever wake up again....

Many new experiences await the female twin, Eun.