It appears they were written when Seolhyun debuted in K-pop in 2012. The netizen said: "I was going to reveal it when she had won a school uniform model contest in 2010, but she wasn't popular ...

The newly released video kicks off with Seolhyun and Um Tae Goo filming their characters’ sweet moments at a mountaintop location. As they take photos together, Um Tae Goo appears visibly tense ...