A South Korean teenage tomboy, working as a dragon, gets her dragon head twisted, causing her to fall. The culprit later turns out to be her new neighbor. He has a rock band that includes her ex. How can romance develop from this?
| Actor | Role |
|---|---|
 Jang Keun-sukSin Eun‑gyoo | Sin Eun‑gyoo |
 Cha Ye-ryunYoon Jeong‑won | Yoon Jeong‑won |
 Lim Ju-hwanYoon Jae‑kwang | Yoon Jae‑kwang |
 Jung Eui-chulKang Hee‑won | Kang Hee‑won |
 Park Min-jiSin Na‑ri | Sin Na‑ri |
 Lee Hyo-choonEun-gyoo's Mother | Eun-gyoo's Mother |
| SSong Yool-KyuDeok-Pal | Deok-Pal |
 Kim Hye-okJeong-won's Mother | Jeong-won's Mother |