I Am a Doctor in a Mysterious World

Blood sources, magic potions, firearms, gunpowder, curses, demons, undead, demi-humans... In this mysterious and extraordinary world, Uno is just an ordinary doctor who saves lives and heals the wounded! In the eyes of a thousand patients, there are a thousand Dr. Uno! Pig-headed man: "I swear I will never go to that black clinic again! If I go again, this will be who I am (bastard gesture)!" Succubus: "Mr. Uno's treatment is very in-depth and impressive. I'm quite satisfied!" Vampire (with a withered face): "It was Dr. Uno who helped me quit the bad habit of sucking blood. You see, I am much healthier now than before. I feel like vomiting when I see blood!" Devil: "Thanks to Mr. Uno, I can no longer be a devil!" Greedy Wolf: "My heart belongs to Dr. Uno!" …