Sage Warren is a complete amateur in a world where your beast determines your entire life. With only 21 days until the exam that will set her course, she discovers she has a legendary "Self-Awakened" brain—allowing her to hack beast biology and progress at impossible speeds. Armed with a stubborn fire puppy and a mischievous ghost, she ignores the traditional meta and treats training like a high-stakes science, proving that starting from zero is just the beginning of a legendary ascent.