Flower of Evil (Korean: 악의 꽃) is a South Korean television series starring Lee Joon-gi, Moon Chae-won, Jang Hee-jin, and Seo Hyun-woo. It aired on tvN every Wednesday and Thursday from July 29 to September 23, 2020, and streamed internationally on Netflix, iQIYI, Viki and ViuTV with multi-languages subtitles. Lee and Moon have previously starred in Criminal Minds, and it was Lee's return to television after two years.