Team Connect, Hana and Senri, as well as Team Pile, Gai and Masataka, are fighting against a single Hand Shaker, Yukiya. After successfully creating a diversion for him to flee, Yukiya brings Haruka back into the real world. Fortunately, Haruka was unable to remember anything during the Hand Shakers spar. On the next day, both Yukiya & Haruka attends Kita Asuka Academy open fair. Yukiya was told to meet with a person named Dr. Akutagawa by his father's acquaintance on the day prior. Heading to the research facility where the Doctor works, Yukiya and Haruka found out that the room was empty...