Kotaro Fuda, a young lawyer running his late father's law firm, meets Tatsumi Tendo, a shogi player with the uncanny ability to predict trial outcomes. Despite Tatsumi's lack of legal experience, Kotaro hires her as a trial lawyer, setting the stage for an unconventional partnership.
Ayumu just fell in love at first sight with Urushi and joined the illegitimate Shogi Club! But Ayumu has vowed not to confess his feelings until he can best Urushi, and he has a long way to go before he can stand up to her strategic brilliance.
After abandoning his dream of becoming a shogi pro, Eichi throws himself into creating an AI based shogi computer program and finds a whole new world.