MBC new Friday-Saturday drama 'Wife Killer' tells the story of Gong Hyo-jin, who enjoys a sweet newlywed life, playing the role of working mom killer Yoo Bo-na. After a three-year hiatus, she returns to the workplace and unfolds the story. Gong Hyo-jin said that her real newlywed life experience helped her act as a married woman, and she is expected to show the sweetness of her relationship with her husband naturally in the drama. Jung Jun-won plays Kwon Tae-seong, Gong Hyo-jin's husband, and portrays a kind and righteous character. In addition, Lee Sang-yi, Sung Dong-il, Mu Jin-sung, Choi Woo-sung, and Lee Eun-sam will appear to provide diverse entertainment. 'Wife Killer' is scheduled to premiere on July 31st.