Sugihara (Kubozuwa Yousuke) meets a Japanese girl, Sukurai (Kou Shibasaki), at a party. He blunderingly starts to date her and they gradually feel drawn to each other. Sukurai becomes the first girlfriend he has ever had. Sugihara has not told her that he is a Korean. With a peculiar background, he is in agony whether to tell her or not, for his confession might ruin their relationship. Sugihara was born and raised in Japan and schooled at a Korean school in Japan. His father, a former professional boxer, has hammered boxing into Sugihara since childhood. So far, Sugihara got the best of 24 fights, and thanks to dad, he becomes strong-willed. One night, Jong-il, Sugihara´s best friend calls and says, "I´ve something to tell you, It´s awesome and I think you´ll understand." This is the beginning of his future destiny because the peculiar identity will no longer be the unbeatable obstacle to him.