原本對圍棋一竅不通的小學六年級學生進藤光，在爺爺家的倉庫翻找發現古老的圍棋棋盤，進藤光因能看到棋盤上本因坊秀策（虎次郎）的血漬，被藏身在棋盤內的古代棋士藤原佐為的靈魂附身。藤原佐為是平安時代的天才棋士，因被對手作弊陷害，佐為含冤投水自盡，他為了達到神乎其技的境界，在世上徘迴千年，等待再次下棋的機會。

為了滿足佐為下棋的欲望，光特地帶佐為到圍棋會所下棋，因而打敗了同齡的天才棋士塔矢亮。塔矢亮是圍棋界第一人名人塔矢行洋的兒子，自小受到父親的指導，棋力遠超同儕，堪比職業棋士，但他卻敗於受佐為指揮的進藤光。受此打擊的亮，為了要追趕進藤光（佐為），努力磨練自己的棋藝。光被亮認真的態度激勵，也而對圍棋產生興趣，在佐為的指導與修練下，進入職業圍棋界。自此，開始了他邁向職業棋士的道路。

Take a nostalgic trip back to the late 1980s through the lives of five families and their five teenage kids living in a small neighborhood in Seoul.

Since he was a child, the board game baduk has been everything to Jang Geu-rae. But when he fails at achieving his dream of becoming a professional baduk player, Geu-rae must leave his isolated existence and enter the real world armed with nothing but a high school equivalency exam on his resume.

The drama tells the story of Shi Guang who discovered an ancient go board by coincidence and thus got to know Chu Ying, a go player who has been entrenched in the go board as a "soul" and who has experienced thousands of years. Under his influence, he gradually confronted the story of interest in go and inspiring to become a professional go player.