As the Japanese sword art championship intensifies, Sayumi shows more determination than ever, while Ryu and Keiji, both in love with her, become rivals... Midori begins to doubt her efforts to reach Haiko and save her family. At a slumber party with Kyoko and Akane, Sayumi finally realizes that she has feelings for...? She plans to declare her love, but must first read the mysterious letter left behind by Hana Hayashi, her mother...