BTOB's Sungjae will lend his voice for the 4th OST in tvN's drama 'Plus Nine Boys'.
The song was previewed during the broadcast last Saturday night and was
used as a couple theme song of Kang Min Goo(Sungjae) and Han Soo Ah(Chorong).
The upbeat and fresh melody of the song has attracted much attention from many fans.
The song is called 'Curious' will be released at noon on September 25th.
Meanwhile, you can listen to the short preview of the song below