G.NA sang a ballad track entitled 'Secret.' Aside from G.NA, Kim Tae Woo, EDEN, BEAST‘s Yoseob, TVXQ‘s Changmin, and 4Minute‘s Gayoon have contributed their original soundtracks.
'The Night Watchman’s Journal' is about the four night watchmen in the Joseon Dynasty who try to catch ghosts. It airs at 10 PM KST.
Listen below:
written by: loveluytakyo@dkpopnews.net
SOURCE: YouTube