Ami Kurata, a university freshman, falls head over heels for a foldable bike near the station, splurging her savings to bring it home. Joining her on weekend cycling escapades are Aoi, her childhood friend, and Hinako, a senior at her university. Encouraged by the notion that owning a road bike can transform one's perspective, Ami takes the plunge and acquires a road bike, marveling at its unmatched performance. The moment she kicks off on the pedals, the sheer thrill of riding a road bike—an unparalleled lightness, speed, and acceleration—engulfs her in a whole new cycling experience. Thus begins Ami's cycling journey with her newfound companion, the road bike!