Guest Stars Kim Won Hae as Kim Gye Chul Lee Yoo Joon as Jung Hun Gi Jang Hyun Sung as Kim Bum Joo Jung Hae Kyun as Ahn Chi Soo Lee Do Yup as Kim Jung Jae Jung Han Bi as Oh Yoon Seo Seo Joo Hee as Soo Hyun's Mother Lee Sang Yub as Kim Jin Woo Kim Yoon Hee as Yoo Sang Mi Lee Seung Chul as Homeless Man