So-yi Yoon

Yoon So-yi is a South Korean actress. She debuted as a print and commercial model, then began acting in Ryoo Seung-wan's action-comedy film Arahan in 2004, followed by Shadowless Sword in 2005. Yoon has had leading roles in television dramas, notably in Goodbye Solo (2006), Glass Castle (2008), Hero (2009), and Warrior Baek Dong-soo (2011).