Ai and Tengi participated in the challenge match of the biggest competition in the women's shogi world, "My Navi Women's Open", along with Katsura. The two have won four consecutive victories. Yaichi felt a little loneliness with joy in the grown-up appearance of his disciples. The next day, Yaichi, who was invited to the shogi broadcast, was in charge of commentary with a female shogi player, Tamaki Kajiba. However, when he was furious at the flirtatious appearance, he broke into the studio with JS Lab. Rumors of suspicion of Ryuo Lolicon all over the country due to a series of misleading problem statements ...! ??