Belgrieve, a retired adventurer seeking a quiet life, has his world shaken when he stumbles upon a baby abandoned in the woods. Taking her under his wing, he raises Angeline as his own, imparting his knowledge of the adventurous life he once led. Angeline, inspired by her father, sets off to pursue her own path in the bustling city. Over time, she rises to fame as the legendary S-Rank adventurer known as the Black-Haired Valkyrie. However, the demands of her newfound status weigh heavily on her as she battles relentless foes. With the weight of expectations on her shoulders, Ange must navigate each crisis and yearns to be reunited with her cherished father.