The story is set in the future, not long after the present day. Hyper Sports, which use extreme gear as support items, have become popular hobby competitions among both children and adults. Hiyori Hayama is a high school singer who has nothing to do with Hyper Sports, but a certain incident sets the story in motion.

Ruriko Noguchias Hiyori Hayama (voice)
Miho Okasakias Saki Kodaka (voice)
Kana Yuukias Sumika Maehara (voice)
Kana Ichinoseas Michelle Jaeger (voice)
Asami Setoas Ashley Vancroft (voice)
Ayaka Fukuharaas Yukino Tachibana (voice)
Ari Ozawaas Lise Kohinata (voice)
Chinami Hashimotoas QON-N4CX Nono (voice)
Rika Abeas Hazuki Sakurai (voice)
Saori Onishias Tomo Miyasiro (voice)