Sa-kwa ( Hangul : 사과 ; Hanja : 沙果 ; lit. "apple" or "apology") is the debut film of South Korean director Kang Yi-kwan. Premiered at the 2005 Toronto International Film Festival , although not released in South Korea until late 2008.  This subtle, introspective drama of shifting moods—with acute observation of the dynamics of relationships.
Hyun-jung ( Moon So-ri ), dumped by her boyfriend of seven years, Min-seok ( Lee Sun-kyun ), is broken and teetering on the brink of emotional collapse as she seeks a new suitor and get married as soon as possible since her biological clock keeps ticking away. Sang-hoon ( Kim Tae-woo ) enters her life; Hyun-jung is attracted to his shy demeanor and marries him. But then Min-seok reconsiders and wants to return to her.