In "Signal" Lee Je Hoon and Jo Jin Woong's last case began.
On the 11th episode of tvN Friday/Saturday drama "Signal" (script Kim Eun Hee, director Kim Won Suk) broadcast on Feb. 26th, Hye Young (played by Lee Je Hoon) and Jae Han (played by Jo Jin Woong)'s last case, the In Joo High School Student Incident started.
Hye Young said to Jae Han that there was one case left and said that this was the 1999 In Joo High School Student case. He said that this was the last case that Jae Han had left.
Hye Young said, "I have one thing to ask you, detective. Please let me know what happened in In Joo. It's a very important thing to me" he asked.
Meanwhile, "Signal" is about two detectives - one from the past and one from the present who communicate through walkie talkies to resolve long-time unresolved cases.
