시그널
2016
Lee Sang-yeob is a South Korean actor. He is best known for starring in the sitcom Living Among the Rich (2011–2012), the melodrama The Innocent Man (2012), the period drama Jang Ok-jung, Living by Love (2013), and the fantasy drama While You Were Sleeping (2017). He recently gained immense recognition for portraying the role of Yoon Gyu-jin in the weekend drama Once Again (2020). Wikipedia