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