Guest Stars Lee Seung Joon as Song Sang Hyun Seo Jung Yun as Ha Ja Ae Park Hwan Hee as Choi Min Ji Park Hoon as Choi Woo Geun Choi Woong as Kong Chul Ho Ahn Bo Hyun as Im Gwang Nam Kang Shin Il as Lieutenant General Yoon Kim Min Suk as Kim Ki Bum Onew as Lee Chi Hoon Kim Byung Chul as Park Byung Soo Hyun Jyu Ni as Pyo Ji Soo Jun Soo Jin as Ri Ye Hwa Joy as Red Velvet Yeri as Red Velvet Seulgi as Red Velvet Irene as Red Velvet Wendy as Red Velvet Jun In Taek as Yoo Young Geun