Riku Haruma enters high school with no future in sight. He watches people playing like monsters on the field, jumping higher than anyone else, running fast, and deciding to give it their all. There, he sees Akira Kariya playing rugby, a sport he was once passionate about but abandoned due to his physique. While Akira is running roughly, Riku gives him a piece of advice without thinking. From that, Riku feels his dying passion for the sport set ablaze, and his future starts to brighten up...