After a devastating explosion at her high school, a teenage girl awakens to a new life as a humble spider hatchling in a vast cave teeming with others like her. In this new reality governed by a skill-based system, she must swiftly level up to survive the perilous surroundings and conquer formidable challenges. Thus commences the arduous journey of a tiny spider as she navigates through cunning strategies, fierce confrontations, and relentless determination to ascend to the pinnacle. Encountering formidable adversaries within the expansive Great Elroe Labyrinth and its rulers, she gradually unravels the enigmatic secrets of the fantastical realm and the origins of the cataclysmic event that altered her existence.