Due to an explosion, Hyung In's partner Si Jeong gets injured, which devastates Hyung In. This makes him drop the case. However, a key suspect of Jae Young's case, Kim Hwan Kyu turns himself in. Jung Hyun hears from Jae Young's friends that Jae Young had sent them a message a month before Kim Hwan Kyu turned himself in, and this makes Jung Hyun believe that Jae Young is still alive.

After Jung Hyun is released and sent back home, she leaves again to look for Jae Young with Yong Tak. Another murder case occurs in Saju City. To get to the bottom of all this mystery, Hyung In decides to do it his way.