Guest Stars Choi Jae Sung as Mao Liwarat Kim Gab Soo as Jung Hak Soo Jung Kyung Soon as Team Leader Oh Park Hyuk Kwon as Team Leader Sung Ji Roo as Byun Dong Suk Jung Sung Mo as Seo Young Gil Choi Ji Ho as Giraffe Park Hye Won as Go Myung Jae Cha Soo Yun as Sya Oh Ming Park Hyo Joon as Ah Hwa Lee Ki Young as Kang Joon Ho Jung Min Ah as Young Ji Woo