Hyun Su seals a deal with the human-trafficking ring run by Yeom Sang Cheol. His goal is to save the kid and retrieve information about Do Min Seok’s accomplice. He calls the police for backup in agreement for the big case. However, Ji Won feels anxious about Hee Seong’s every move and Hee Seong starts to think that Ji Won might know who he really is. (thetvdb.com)