1x8 - Nobody Knows

Sun Woo goes to the abandoned building where Dae Hoon was found dead, but Lee Young Sik shows up out of nowhere and attacks Sun Woo. Then, Young Jin enters the building. Meanwhile, Dong Myung meets Tae Hyung in Eun Ho’s ward and tells how an old man asked him about Eun Ho and gave him a phone number the other day.