Guest Stars Do Ji Won as Hwang Mi Ran Han Jin Hee as Han Tae Joon Song Ok Sook as Kim Myung Hee Oh Jung Se as Joo Jung Myung Jung Suk Yong as Chief Detective Lee Se Young as Han Ah Reum Jin Hyuk as Detective Ahn Kim So Hyun as Young Soo Yun Ahn Do Gyu as Young Hyung Joon Yeo Jin Goo as Young Jung Woo Park Sun Woo as Kang Sang Deuk