Guest Stars Park Hyuk Kwon as Jo Jin Woo Choi Min Soo as Lee Wang Chul Kim Yeo Jin as Lee Hae Kyung Baek Joo Hee as Mi Jung Kim Kwang Kyu as Byung Kwan Kwon Han Sol as Hye Min Woo Da Bi as Su Ji Kim Gyu Tae as Im Tae Woo Choi Joon Kyu as Chae Bin Chun Dong Bin as Jung Hwan Lee Hyun Kul as Kkakdugi Kang So Hee as Na Eun Shim Yi Young as Jo Hye Hyun Kim Young Pil as Gyu Ri's Father Min Bok Gi as Dean Oh Kwang Rok as Jae Ik Shin Dam Soo as Detective