Rookie Historian Goo Hae-ryung (Korean: 신입사관 구해령) is a 2019 South Korean television series starring Shin Se-kyung, in her title role as a free-spirited female historian, and Cha Eun-woo, as a prince working underground as a romance novelist. The series aired on MBC's Wednesdays and Thursdays at 21:00 KST time slot from July 17 to September 26, 2019, with Netflix carrying the series internationally.