Isumi has gone on undefeated, while Hikaru has lost only one game so far. The time finally comes for them to play each other, and only one of them can win.

The Go World goes into a state of shock after Toya Meijin announces that he is retiring as Professional Go player. As everyone tries to find out why Koyo has given up his titles and his status, Akira begins to worry about Hikaru's progress.

Hikaru has finally started to play Go again. He has found Sai within his moves, within his Go. But can Hikaru win his first comeback match against 2-dan Murakami? Everyone is watching. Meanwhile, what will become of the Haze Jr. High School Go club? After the year is over, only one boy will be left. Everyone else will graduate and move on.