Genius in the whole system: The useless young lady dominates the world

She was originally the 106th generation heir of a reclusive ancient martial arts family in the 21st century, a renowned genius in the martial arts world. One day, she transmigrated and became a useless person, utterly incapable of both spiritual and martial arts skills! With her spiritual meridians severed, she would rebuild them! She would summon divine beasts, refine divine pills, and become a force to be reckoned with across the continent! The domineering and ruthless Demon Lord fell in love with her at first sight, spoiling her rotten! He gently placed his hands on either side of Lu Lingxi Yao, his gaze fixed on her delicate face, a wicked smile playing on his lips, "Since that's the case, then I'll have to change my mind." She involuntarily shrank back, her cheeks flushed slightly, like a newly blossoming peach blossom...