Mit Tak Seoks Leben als professioneller Go-Spieler geht es bergab. Er wird des Mordes an seinem Bruder verdächtigt und schwört Rache dafür.

In the 1990s, when Go gambling fever swept Korea, Gui-su loses everything because his father gambled obsessively until there was nothing left. Left all alone in the world, Gui-su meets a mentor and Go teacher, Il-do, and goes through vicious training to become the grandmaster of Go. He sets out for revenge on the world that destroyed his life, but soon finds himself chased by an unknown loner pursuing his own vendetta.

In the last boxing match before his retirement, TAN Kai accidentally beats his teammate WANG Yao to death. WANG's heart is donated to a young girl, LI Chuan. Guilt-ridden, TAN Kai decides to meet LI Chuan and they slowly develop a friendship. Suddenly LI Chuan's body is starting to reject WANG's donated heart and a new surgery is very expensive. To pay for his sins and the surgery, TAN Kai must put his boxing gloves back on one more time.