Himari is the granddaughter of a renowned chess master, well-known to those in the know within the country, and possesses an immense passion for shogi. However, she suffers a crushing defeat against Hane-sensei, the advisor of the shogi club. Proud and unable to accept loss, Himari refuses to let it go and demands a rematch. This upcoming match may turn out to be a major turning point in her life.