The Ryuo's Work is Never Done!

Yaichi Kuzuryuu has become the youngest Ryuuou after winning the grand championship, a title awarded to the best competitive shogi player. However, his victory is met with skepticism by the shogi community, who consider him the worst Ryuuou in history. Yaichi is reminded of a promise he made to Ai Hinatsuru, a young girl he agreed to coach if he won. As her guardian, Yaichi starts training Ai to unlock her shogi potential.