The Doctor Smiles All over the Sky

She is the world-famous eldest princess of Beiming Kingdom. She has excellent medical skills but has lost all her martial arts skills; He is the most mysterious crown prince of Xitan Kingdom. He has great military achievements but is bloodthirsty and ruthless. On the day of their wedding, he and his sister invaded the imperial city and used her to poison the emperor. The sister shot an arrow through her chest and smiled sweetly, "Sister, I can only be the Crown Princess of Xitan!" He stood quietly on the city wall and watched her fall down the city wall and be destroyed in ashes. Reborn with hatred, she returned to the night before someone poisoned her when she was fifteen years old. She stopped the Hua Gong Powder held by the visitor's slender fingers. She smiled coldly, since he wanted to kill her, then let's not live at all.