Seo In Guk, born on October 23th, 1987, in Ulsan, South Korea, is a singer and actor. He participated in the first season of Mnet music talent show "Superstar K" in 2009 and started his career as an actor with the drama "Love Rain" in 2012. In the same year, he starred in tvN's mini-series "Reply 1997" and showcased his great acting skills, making it his representative work.