Shinosaki Mikoto is a shy 15 năm old boy who passes his days in high school inside the same routine... that's until Fukasawa Yuki, the girl Shinosaki has a crush on, invites him to tham gia to the đạp xe, chạy xe đạp club. Accepting her invitation, Shinosaki decides to tham gia an meets Fukasawa Yusuke, Yuki's older brother and leader of the club, and Terao, the club vicepresident. With this he enters into the đạp xe, chạy xe đạp world and starts the journey that will lead him to realize his dream of becoming the Tour of France's champion.