The teaser features Kim Wan-sun, the original singer of "Pierrot Smiles at Us" (Hangul: 삐에로는 우릴 보고 웃지; RR: Ppieroneun Uril Bogo Utji).
Teaser tersebut menampilkan Kim Wan-sun, penyanyi asli dari "Pierrot Smiles at Us" (Hangul: 삐에로는 우릴 보고 웃지; RR: Ppieroneun Uril Bogo Utji).