Dong-jae (played by Lee Kwan-hoon) is a male escort. We know this because "Dancing With Ghosts" has barely even begun when we re treated to several minutes of him having sex with a woman who appears to be undergoing the experience solely to see her own expression in the mirror. Dong-jae s existence isn t entirely unpleasant. He has financial security. Yet it feels awfully bleak, to the point that a chance encounter with Yoo-jin (played by Joo Min-ha) does wonders for his mood, in spite of the fact that she s a ghost, Dancing With Ghosts, Geum Na-rang, Hong Hae-sol, Joo Min-ha, Jung Joo-ri, Lee Kwan-hoon, Yeon Hee