Gyeongseong Creature (Korean: 경성크리처) is a South Korean horror/thriller historical drama series that premiered on Netflix on December 22, 2023.Written by Kang Eun-kyung, and directed by Chung Dong-yoon and Roh Young-sub, it stars Park Seo-joon, Han So-hee and Claudia Kim. Set in 1945, during the occupation of Gyeongseong (the old name for Seoul) by the Imperial Japanese Army, the story depicts the brutality inflicted on civilians by the Japanese forces, subjecting men and women to secret biological experiments, the rebels who rise against them, and the monster creature produced from human experimentation.