Yang Se Jong is a South Korean actor. Born on December 23, 1992, he became interested in acting while in high school after watching school plays. He worked as a fashion model for a short period of time in 2011 and then made his acting debut in the 2016 television drama “Romantic Doctor Kim.” He also has appeared in “Saimdang, Light’s Diary” (2017), “Duel” (2017), “Degree of Love” (2017) and “Thirty But Seventeen” (2018).