At the behest of a friend, an unsung rock artist takes on the role of a substitute teacher and finds himself in the picturesque, seaside town of Amanohashidate, located in Kyoto Prefecture. This unorthodox educator, driven by personal motivations, endeavors to forge connections with students grappling with various challenges through the universal language of music. Together, they set their sights on the ‘Sneaker Age’ club contest, aspiring not just to perform but to resonate deeply with their audience, intertwining their hearts through the harmonies of their shared passion.