Renowned racehorses, reborn as horse girls in a parallel realm, embark on a fresh journey to relive their former glory on the racetrack. Special Week, a determined horse girl aspiring to excel as a racer in Japan, relocates to Tokyo to join Tracen Academy. Intrigued by the elegant racing techniques of Silence Suzuka, Special Week joins her team, Spica, aiming to emulate her idol's success. Through dedication and perseverance, Special Week sets her sights on victory, galloping closer to her dreams with each stride she takes.