Tae-Suk and two associates run a scam during a high stakes game of go. The game goes horribly wrong, with the outcome resulting in the murder of his own brother. Meanwhile, Tae-Suk is framed for the death and is sentenced to prison for 7 years. Then he schemes to inflict maximum pain upon the criminals that killed his brother. He must first master the game of go and also learn to kill with his fists.