Lee Sun-kyun as Eun-yong in Episode 1 of #PayBack ~ Lee Sun-kyun helped Kang Yoo-seok investigation... Moon Chae-won's request for help from the first show "PayBack" to Korea..."Message to Fight Together" #법쩐 #이선균 #LeeSunKyun #MoonChaeWon #문채원 #ParkHoon #KangYouSeok