In a world devoid of superheroes and supernatural beings in the eyes of a girl, Takara Yumi has been a devoted fan of superheroes since childhood. Inspired by her lifelong admiration, she pursues her greatest aspiration: becoming a hero. Utilizing her exceptional intellect gift, she invents a grappling hook glove and wears a protective hoodie, assuming the persona of "Shadow-Web," a hooded vigilante. Guided by one of her favorite hero quotes, "With great power comes great responsibility," Yumi wholeheartedly embraces her purpose in life. As she confronts the unknown challenges and obstacles, she must navigate the balance between Takara Yumi and Shadow-Web in her everyday life. With every step she takes, a new chapter in the life of Takara Yumi takes shape.