Serial Ertebat: 1x5

Episode 5

The CCTV server, the only lead to the case, disappears in flames. Jaegyeong senses that someone is actively interfering with the case. Jaegyeong, Yoonjin, and Joosong track down the address of Audiophile, the company Joonseo had founded, and there, they meet Min Hyeonwoo, a high school student who knew Jaegyeong and Yoonjin would come.