49 Days (Korean: 49일; Hanja: 49日; RR: 49il; MR: 49il) is a 2011 South Korean television series starring Lee Yo-won, Nam Gyu-ri, Jo Hyun-jae, Bae Soo-bin, Jung Il-woo, and Seo Ji-hye. It aired on SBS from March 16 to May 19, 2011 on Wednesdays and Thursdays at 21:55 (KST) for 20 episodes.