State-of-the-art AI takes root in the brain of Lee Su-hyeok, an internal medicine physician. How long will you think only surgeons are the best? Honestly, there are too many protagonist swordsmen, aren't there? Except for Baek Ganghyuk, I don't even know who's who. You have to know what a disease is to treat it. The pillar of a university hospital, an internist has arrived. I'll show you what a real doctor is.