He has a moon-cold temperament; He has the medical skill of bringing back the dead; His refined appearance has fascinated countless girls and even men who are in love with spring, but there is no one in his heart. He just does whatever he wants. He is a colorless, no desire, no feeling, no injury out of the dust man Lan Ruoyao; Jianghu people call him a careless doctor. She has a pair of crescent-shaped eyes and unpredictable skills in using poison. She is the new owner of Ghost Valley, with both good and evil temperament. She is the "little witch". Jianghu people call her a new generation of "Poison King" healers. What is the life track of him who is unintentional and her who is good and evil? Perhaps, only this unpredictable Jianghu can bring such two people together-she loves him, but what about him?