강덕수를 살해한 범행 도구에서 나온 범인의 DNA 결과에 무치는 혼란에 빠지고...
봉이 역시 관련 사건을 파헤치다 사건 당일의 충격적인 진실을 알게 되는데...
The DNA result found on the weapon that was used to kill Kang Duk Soo confuses Moo Chi. Bong Yi joins Hong Ju’s team and starts investigating the Suseong serial murder case. With Ba Reum, Bong Yi begins to find the link between the Suseong serial murder cases and the Guryeong attempted murder case. At the same time, Moo Chi also looks into one of the inmates’ cases from Moojin Penitentiary.
