The Doctor Is King

He was originally an orphan, and he had been dependent on his eldest brother since he was a child. But who would have expected! The eldest brother died unexpectedly, leaving behind his sister-in-law and a pharmaceutical factory that is about to close down! In a desperate situation, he was taught by the master by mistake! Save the medicine factory and punish the scumbag! Change your life against the odds and save countless lives! From now on, you will reach the top of the medical sage!