New spin-off story arc based in the universe of the mobile game Hachigatsu no Cinderella Nine.

The energetic Suzumura Asuha enrolls at a countryside high school with a clear goal in mind: To join the baseball club and enliven the town that has gotten a bit lethargic over the years since baseball has become less and less of a staple in the town. Along the way she meets the coolheaded Saihara Riho, though she doesn't seem very motivated to join the club despite her talent. It also turns out there aren't enough members for the team to play, can Asuha even gather enough members to save the club?