The Useless Mad Concubine: She Killed Everyone in the Emperor's Arms

In her previous life, she was the top agent of the 23rd century and the head of a hidden family of super-medicine! But he was killed unexpectedly and wandered the plane for several years! She was reborn as the good-for-nothing eldest lady of a wealthy family and suffered a lot of torture, but the person who harmed her was extremely famous! Once she is reborn, she will definitely compete with the sky! All the spirit beasts listen to her orders, and the three cultivations of demons, demons and spirits become one, and they are both experts in medicine and poison! She swore: Anyone who harmed her, betrayed her, or bullied her would be repaid a hundredfold! … He was the only supreme god who was indifferent to all things in the world, but he devoted his whole life to her. He promised: He will love only one person for the rest of his life, pamper her, protect her, and live in peace and joy forever!