Guest Stars Ok Ye Rin as Cha Joon Hee Kim Gun Woo as Cha Joon Soo Kang Ki Young as Kim Sang Ryul Sung Joo as Ra Do Woo Kim Yeo Jin as Shim Eun Ha Seo Yi Sook as Kwon Young Shil Lee Hyun Kul as Park Soo Il Choi Tae Hwan as Kim Ji Hoon Oh Han Kyul as Sang Ryul's Son
