Haruka recalls his middle school friendship with Ikuya, including a promise to compete in a freestyle event with him, only to quit the team after his fallout with Rin. Meanwhile, Haruka, Makoto and Asahi first encounter a dismissive Hiyori Tono, Ikuya's best friend. When Haruka runs into Ikuya after the event, he tries to apologize but Ikuya brushes him off and Hiyori interferes.