A talented young man who came out of the countryside, a book of Qihuang that was quietly born, a medical skill to bring the dead back to life, and a thrilling conspiracy made the young Zhang Yan wander around the countryside, campus, and flowery city. He has never lacked beauties, Xiaojiabiyu, mature Beautiful woman, beautiful policewoman, daughter of the mayor, lady of a noble family, pain and fever as small as menstruation disorder, there is no disease that he can't cure, Zhang Yan's slogan is, respect the sky, respect the earth, respect people, and the god of medicine , Heal demons, Heal ghosts.