Yang Se-jong ( born ) is a South Korean actor and model . He worked as a fashion model in 2011 for a short period . Yang is known for his role in the hit medical drama '' Dr. Romantic '' which marked his acting debut . He then starred in the 2017 hit romance drama '' Temperature of Love '' which won him Best New Actor for three times at the '' SBS Drama Awards '' , '' Baeksang Arts Awards '' and the '' 6th APAN Star Awards '' . In 2018 , he starred in a romance comedy drama '' Still 17 ''
6th APAN Star Awards
6th APAN Star Awards
Yang Se-jong