Guest Stars Choi Jung Woo as Shin Il Shik Son Byung Ho as Oh Hae Won Yoo Ji In as Ji Hyun's Mother Kang Tae Sung as No Kyung Bin Bae Geu Rin as Park Seo Woo Kim Ho Chang as Ki Joon Hee Yoon Bong Gil as Cha Jin Young Kim Ik Tae as Doctor Jo Bak Sun Jo Young Jin as Director Oh Lee Joo Shil as Min Ho's Mother Ban Hyo Jung as Sunbae Scheduler
