The Forbidden Marriage Temporada 1 Episódio 5

Even if it means defying the King, Shin Won cannot bear to see So Rang spend a night with Heon. Because of his feelings for her, the tension between Shin Won and Heon grows. Meanwhile, a rumor spreads across Hanyang that the ghost of the late Crown Princess is witnessed. Shin Won and So Rang are in search of the person who started such chaos.