Konomi Kasahara, a former middle school puzzle game prodigy, enters high school seeking a new passion that will stimulate her sharp analytical mind and spatial awareness. During a club exploration fair, she discovers the sport climbing wall and is immediately captivated. Drawing parallels between the colorful handholds of a climbing route and the grid-based logic of her beloved puzzles, Konomi dives headfirst into the vertical world, despite having zero athletic background or upper-body strength.Under the guidance of her driven classmate Jun Uehara, an experienced climber with a fierce competitive streak, Konomi begins grueling
physical training. Jun recognizes Konomi’s natural spatial intelligence, which allows her to instantly memorize complex routes and visualize optimal body movements. However, Konomi’s lack of endurance and raw power initially hold her back. To bridge this gap, she pushes her body to its absolute limits, developing calloused hands, immense finger strength, and unwavering tenacity.As the story progresses, Konomi and Jun join the Hanamiya Girls' High School climbing club, crossing paths with other formidable athletes. They recruit Konomi’s childhood friend Kurea Ooba, a cautious novice, and are joined by Sayo Yotsuba, a stoic and legendary prodigy known as the "Spider" for her fluid, insect-like climbing style. Together, this eclectic quartet forms a powerhouse team determined to conquer the competitive circuit.The dramatic core of the series centers on the intense regional and national tournaments, where the girls face off against ruthless rivals from powerhouse schools, most notably the arrogant yet brilliant Chigari Iwamine. Each tournament serves as a crucible, testing not only the characters' physical limits but also their psychological resolve. Konomi faces moments of crippling self-doubt and exhaustion on overhangs and grueling boulder problems, but her analytical mindset and the support of her teammates propel her upward.Throughout the championships, Konomi transforms from a bewildered beginner into a respected competitor feared for her unorthodox problem-solving skills on the wall. The narrative crescendos at the national preliminaries, where the team pushes past their individual traumas and physical exhaustion. In the final routes, Konomi confronts her ultimate physical and mental challenges. By synthesizing her love for puzzles with her newly forged athletic prowess, she conquers the most difficult routes, securing her place in the climbing world. Ultimately, the series celebrates
female empowerment, fierce camaraderie, and the relentless pursuit of self-improvement through the grueling, beautiful art of sport climbing.