Guest Stars Seo Ji Hye as Choi Yun Jin Lee Han Wie as Oh Dong Choon Choi Myung Gil as Yoon Ji Sook Song Ok Sook as Jung Hwan's Mother Lee Young Eun as Park Hyun Sun On Joo Wan as Lee Ho Sung Kim Eung Soo as Jung Gook Hyun Park Jung Woo as Presidential Chief of Staff