The Live-In Son-in-Law Doctor

Su Ran becomes a live-in son-in-law, but it brings him nothing but trouble. He is looked down on by everyone and lives a miserable life, to the point where he has nearly lost his dignity. But Heaven doesn't just give him hardship: it also grants him a rare, once-in-a-thousand-years opportunity. After accidentally obtaining a high-tech medical System, it's as if he has the help of an immortal. He no longer has to worry about people looking down on him, and can live life with ease and freedom. His journey to the pinnacle begins here...