Sixth Sense is a South Korean television program that aired on tvN, from September 3 to October 29, 2020, every Thursday at 20:40 (KST), and from June 25 to September 24, 2021, every Friday at 20:40 for its second season.

Oh Na-ra (Korean: 오나라) is a South Korean actress. She began her career by joining the Seoul Performing Arts Company in 1996 and made her debut in the musical "Simcheong" the following year. She went on to star in various productions such as Bari, Annie Quang, All That Jazz, Broadway 42nd Streets, Empress Myeongseong, Love in the Rain, and Mamma Mia. Since 2004, she started play the main lead in the creative musicals I Love You. Followed by Finding Kim Jong-wook, Singles and Jomjom. Throughout her career, as musical actress, has received several accolades, including the Best New Actress Award at the 2006 Daegu International Musical Festival, the Best Actress Award at the 12th Korea Musical Awards in 2006, the Female Popularity Award at the 1st The Musical Awards in 2007, and the Popular Star Award at the 13th Korea Musical Awards in 2007.