Signal Season 1 Episode 13
Overview
The Cold Case Squad secretly reinvestigates the Injoo gang rape case. Lee Jae Han finds out the connection Park Hae Young has to the case.
Director: Kim Won-suk
Guest Star: Hong Seok-bin, Hwang Seung-eon, Jeon Su-ji, Kang Chan-yang, Kim Woo-seok, Lee Jae-eun, Lee Jin-kwon, Oh Ki-hwan, Seo Ji-hoon, Shin Yi-Joon