Guest Stars Lee Ji Ah as Kang Yoon Hee Park Ho San as Park Sang Hoon Song Sae Byuk as Park Gi Hoon Seo Hyun Woo as Section Chief Song Go Doo Shim as Byun Yo Soon Chae Dong Hyun as Assistant Manager Kim Kim Young Min as Do Joon Young Kim Min Suk as Yeo Hyung Gyu Jang Ki Yong as Lee Gwang Il Jung Jae Sung as Yoon Sang Tae Jun Gook Hwan as Executive Director Wang Ryu Abel as Jung Chae Ryung Park Soo Young as Lee Jae Chul Son Sook as Lee Bong Ae Seo Sang Won as Sang Hoon's Friend Ahn Seung Kyun as Song Ki Bum Oh Na Ra as Jung Hee Kwon Na Ra as Choi Yoo Ra Lee Do Hyun as Kwon Shik Shin Dam Soo as Jung Chang Mo Shin Goo as CEO Jang Hong In as Jong Soo Kim Young Goo as Cafe Owner
