ヒカルの碁 最も卑劣な行為

Hikaru discovers Yuki secret to winning at Go...Cheating! When Hikaru returns to the Go Salon, it appears that the Shu, the Go Salon keeper, has brought in a ringer to stop Yuki and his hustling. Taken for all his money by his heartless opponent, Sai vows revenge and he and Hikaru take on the ringer for all that he's worth!