Duel (Korean: 듀얼; RR: Dyueol) is a 2017 South Korean television series starring Jung Jae-young, Kim Jung-eun, Yang Se-jong and Seo Eun-soo.

It aired on OCN from June 3 to July 23, 2017 on Saturdays and Sundays at 22:00 (KST) for 16 episodes.

[1][2] Story about Jang Deuk-cheon (Jung Jae-young), a hardened detective cop whose daughter is kidnapped.

He starts to chase down the suspect using the one clue he has: Two men with the same face were at the crime scene.

[3]