The royal palace succumbs to a murderous plot driven by greed and betrayal, as flames ravage through like a contagious illness. Two young survivors, who flee from the catastrophe, turn to a courtesan of Yu Hyangru for help. To recoup their losses, a daring scheme is devised under the guise of the valiant Crimson Moon. Nevertheless, as the enigmas of the past resurface and unsettling truths unravel, each encounter brings with it a cruel destiny.