Guest Stars Son Chang Min as Oh Jong Ki Min Bok Gi as Park Dal Moon Kim Jin Woo as Kim Soo Hyuk Choi Min Soo as Yoon Sam Soo, Commander of the 2nd Company Nam Bo Ra as Kim Soo Hee Lee Kwan Hoon as Kwon Jin Chul Kim Soo Hwan as Woo Bum Jin Jo Wan Ki as Park Hong Ki