The Prince's Night Episode 19

Tormented by nightly nightmares, Crown Prince Lee Hyun trusts no one. Yeon-seo, a lowly female physician who entered the palace to save her imprisoned father, takes on the perilous task of curing him. As secret nights pass, their fierce defenses melt into an uncontrollable romance, but the more he tries to protect her, the closer they are pushed to the brink.