<Ul> <Li> Jung In - gi as Oh Jae - pyo </Li> <Li> Nam Chang - hee as Jo In - bae </Li> <Li> Oh Cho - hee as Eo Woo - ya </Li> <Li> Jung Chan - woo as Wang Ji - bang </Li> <Li> Park Jin - joo as Ma Ae - ri </Li> <Li> Lee Won - jong as Kang Hyuk </Li> <Li> Choi Tae - joon as Ye Sang - gil </Li> <Li> Jo Hee - bong as Ki Choong - do </Li> <Li> Kim Byung - ok as Chief of Police </Li> <Li> Choi Jae - hwan as Tak Ji - seok </Li> <Li> Jung Hyun - suk as Detective Kim </Li> <Li> Kim Gi - cheon as Kim Joong - in </Li> <Li> Song Jong - ho as Dr. Chun Baek - kyung </Li> <Li> Heo Jung - eun as Ji - eun </Li> </Ul> <Li> Jung In - gi as Oh Jae - pyo </Li> <Li> Nam Chang - hee as Jo In - bae </Li> <Li> Oh Cho - hee as Eo Woo - ya </Li>

Who is the barcode murderer in sensory couple