Known for her roles in such Korean romantic films and television shows as, respectively, April Snow and Summer Scent, this popular actress also starred in the acclaimed television series Alone in Love and in the novel-based film My Wife Got Married.
Early in her career, she appeared in the 2000 movie Secret Tears and starred in the 2001 television series Delicious Proposal.
In Chi-hwa-seon, a 2002 feature that won Cannes Film Festival and Blue Dragon Film Awards, she played the role of So-woon.
She was born in the city of Daegu, South Korea. In January 2021, it was confirmed that she and Hyun Bin were in a relationship.
She and Bae Yong-joon co-starred in the 2005, Hur Jin-ho-directed movie April Snow.