Moon Lovers: Scarlet Heart Ryeo (Hangul: 달의 연인 - 보보경심 려; hanja: 月之戀人－步步驚心：麗; RR: Dar-ui yeon-in - Bobogyeongsim ryeo) is a South Korean drama based on the Chinese novel Bu Bu Jing Xin by Tong Hua. It began airing on August 29, 2016 on SBS every Monday and Tuesday at 22:00 (KST) for 20 episodes.[3][4][5]