Hikaru no Go, Vol. 14: Sai vs. Toya Koyo unravels the continuing journey of Hikaru Shindo, a young schoolboy, who encounters a haunted Go board. Through this board, Hikaru meets the spirit of a master player, Fujiwara-no-Sai, who occupies his consciousness.

Sai's presence ignites an untapped genius for the game within Hikaru, propelling him to pursue his newfound dream. His goal is not a simple one, as he aspires to defeat the renowned Go prodigy, Akira Toya.

As the series progresses, readers witness Hikaru's personal growth and his thrilling encounters in the world of Go, where strategic battles of wit and skill unfold.