An image from The Secret Life of My Secretary, one of the productions that also features Koo Ja-sung.
Koo Ja-sung
September 22, 1992
Goo Ja Sung is a South Korean actor and model. He made his acting debut in 2007. He has appeared in various dramas since his debut including, “Misty” (2018) and “The Secret Life of My Secretary” (2019).
