Guest Stars Son Sang Yun as Jang Woo Jin Ahn Seung Kyun as Oh Joon Yeong Kim Bo Yoon as Seo Hyo Ryung Lim Jae Hyeok as Yang Dae Su Ha Seung Ri as Jang Ha Ri Yang Han-yeol as Yoo Joon Sung Lee Eun Saem as Park Mi Jin Bae Hae Sun as Park Eui Won