The number of views on Kang Hyun-Sung’s showcase fan cam video began to rise in an instant. It was an increase too astounding to simply attribute it to Kang Hyun-Sung’s popularity being higher than the other members. Only One’s title track, “First One” was an EDM-based song with a heavy and intense dubstep beat. However, to suit the summer vibe, it was a song that felt refreshing and cheerful rather than heavy, so it made people want to dance as soon as they listened to the song.0

Kang Hyun-Sung in the video was wearing a black shirt without a collar, but his body line stood out because he was wearing a see-through shirt. Kang Hyun-Sung’s body, which lost about 4kg more than usual, had the power to catch the eyes of the viewers. As soon as the light touched his pale skin, it created an optical illusion and made people think he was shining. The silhouette of his collarbone and shoulder line to his forearm clearly revealed how hard Kang Hyun-Sung’s diet was and how much muscle he had. 0

Before the stage began, Kang Hyun-Sung slightly smiled as if he felt shy, but as soon as the music came out, he changed expression and began dancing. He was soft and light at the same time and knew just the...0