The Destined Healer

He came from a poor family and was disliked by his wife. In order to get rid of him, his wife took advantage of the fact that the emperor was seeking medical treatment for his heirlessness and published an imperial edict in his name. The original owner was frightened to death, and a medical doctor from the 21st century traveled through time and space. Feeling the same pain, he decided to take revenge, rose to prominence with his medical skills, punished the evildoers, married the princess, and became the emperors confidant, thus changing his life.