By means of struggle and perseverance, one may attain greatness. Atop a place untouched by man, there exists a sensation of triumph. This is what drives Mori Buntarou in his pursuit. His journey begins when he enrolls at a new high school. Despite being introverted and reserved, his classmates motivate him to ascend the school tower. Without hesitation or equipment, he embarks on his climb. As he nears the brink, he encounters a daunting challenge-a horizontal ledge. Adrenaline surges through him as Mori leaps towards the final grip at the summit. From there, he beholds something previously unseen-another peak, another aspiration. With renewed passion and purpose in life, Mori embraces the exhilarating sport of rock climbing.