Do-gyeong jumped in to save his student Jiyong from drowning . After the two pass away, Myeongji, Do-gyeong's wife, and Jieun, Jiyong's sister, are left alone in the world, having to cope with the loss of their loved ones . Myeongji travels to Warsaw, Poland , to avoid her harsh reality. She meets an old friend and hides her husband's death as if trying to reject the tragedy .