On the final day of the Japan Tournament, the remaining Buddyfighters race to be the first to reach 100 wins. As Gao closes the distance between himself and top fighter Dai Kaido, Doctor Gara puts his plan into motion.

Shāng Bù Huàn has lured the Bones of Creation away from Seven Sins Tower successfully. With the fate of the Tiān Xing Jiàn sword out of his hands, will the mysterious vagabond be able to survive the forces of the Xuán Guǐ Zōng?

Momo-kun and Kurihara-san go on a hot spring trip with their friends. When Momo-kun gets mixed up with a trio of girls, Kurihara-san sees him surrounded by them at the worst possible time. The girls apologize and make excuses, but Kurihara-san doesn't seem bothered in the slightest. Unable to conceal his irritation with her, Momo-kun leaves the area. The couple experiences a miscommunication at the hot spring inn. Momo-kun begins to feel his love and Kurihara-san's love may not be the same thing. Kurihara-san chases after Momo-kun to respond to his direct feelings by confessing everything she feels for him. And when Momo-kun accepts her feelings...