Guest Stars Lee Kwang Soo as Park Jae Gil Lee Yoo Bi as Kang Cho Co Lee Sang Yub as Park Joon Ha Kim Tae Hoon as Ahn Min Young Jo Hwi Joon as Seo Eun Suk Oh Yong as Secretary Jo Kim Young Chul as Seo Jung Gyu Kim Ye Won as Kim Yoo Ra Danny Ahn as Kim Jung Hoon Jo Eun Sook as Cho Co's real mother Kim Seo Ra as Eun Gi's mother