Earning the prestigious title of Ryuuou, the youngest ever, Yaichi Kuzuryuu faces backlash from the shogi community for his victory. Amidst the criticism, he encounters Ai Hinatsuru, a young girl he had promised to mentor if he won. Reluctantly turning teacher, Yaichi and Ai dive into a journey of shogi mastery, each striving to push beyond their boundaries: Ai to unveil her latent skills, and Yaichi to silence the doubters and cement his worth as a champion.