Doo-Sik (Jo Jung-suk) gets paroled from prison thanks to his younger brother (Do Kyung-Soo) Doo-Young. Doo-Young is a promising judo athlete. After 15 years, Doo-Sik (Jo Jung-suk) suddenly appears in front of Doo-Young and they begin to live together. Doo-Young becomes involved in an accident before the selection for the national team