Legendary Martial Arts Secrets

The demon sect leader who everyone in the world was shouting to kill is dead, but no one has found the martial arts secret book in his hand that made him the best in the world in practice; Soon after, a girl called the Young Master of the Demon Sect appeared in the world; for this legendary martial arts secret book, the elders of various sects led people to capture the girl. It turned out that she was actually an idiot... No one believed that this fool could be the so-called Young Master, and no one thought that the martial arts secret book would be on her, until the sword in her hand calmed down the bloody storms in the world...