Other name: 세작, 매혹된 자들 / 세작 / 스파이 / 细作 / Sejak, Maehokdwen Jadeul / Spy / Spy Sejak / Sejak, The Enchanted / Sejak: Charmed Deceit / Spy, the Fascinated / آسر الملك

Synopsis: Prince Lee In is a beloved member of the royal family, where he pledges his loyalty to his elder brother, King Lee Sun. Despite his loyalty, Lee In is taken hostage by the Qing Dynasty and King Lee Sun begins to view his younger brother’s actions as betrayal, leading to Lee In experiencing deep emotional pain. Lee In meets an unknown baduk player and is captivated by her. Through a series of events, Lee In eventually rises to the rank of King, though he is powerful and strong externally, internally he is still filled with sadness. When his unknown baduk player, Kang Hee Soo, gains fame, she meets Lee In and falls in love with him. In a twist of fate, she then becomes a spy who seeks revenge on Lee In as the King.