Knight Flower (Korean: 밤에 피는 꽃) is a 2024 South Korean television series starring Lee Hanee, Lee Jong-won, Kim Sang-joong, and Lee Ki-woo. It is based on a webtoon of the same Korean title, which was launched through KakaoPage on August 14, 2023

The series revolves around Jo Yeo-hwa (Lee Hanee), a widow who is the daughter-in-law of the most prestigious noble family in Joseon. She lives the quiet reclusive life of a noble widow at home during the day, but sneaks out of their house at night to help people in need.[2][15][16]