I Raised A Black Dragon (Web Novel) - Chapter 272

One day, Zhang Fan, a poor medical student, receives a medical system from the future. This turns him into a new shining star in the medical field. Along the way, he must face medical corruption, competition, and infighting from other doctors, and even find time for a love life as he strives for the top of the medical field!

- Description from Novelupdates

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.

William was once a gamer ranked in top 20 worldwide. After his death, he found himself in the body of an insignificant NPC in the game “God's Apocalypse.” This NPC was doomed to die early in the game, filling William with dread because he knew he had only three months to live.The game world of “God's Apocalypse” was rich with many different fantasy races, from elves to dwarves, each offering unique opportunities for him to make use of, as well as challenges to home oneself.William was terrified because he had the knowledge of the game's future but lacked the power to change his fate.However, he was not without options. He retained his game panel and the unique talent “[Jack of All Trades],” which allowed him to learn skills from various professions.William realized that when the game's beta opened, players would arrive. As an NPC, he could assign quests to them and use his knowledge of the game's future to manipulate them to do his bidding.He began to leverage the abilities of the players to alter his fate and grow stronger.William made alliances with various races, gaining their trust and learning their secrets. This enabled him to transcend the boundaries of his initial condition and steadily increase his power.As William's power grew, players in the game started to complain: “This boss is impossibly strong and keeps getting stronger, we demand a nerf!” They were frustrated by his rapid progression and the unique challenges he posed.In contrast, the elves venerated him: “Lord William is the ultimate chosen one, bringing an unparalleled peace to our realm.” They saw him as a savior who brought stability and hope.The mages revered him as well: “He is the trailblazer of magic, our protector. His name, William Cain, is synonymous with the god of the arcane.” They admired his innovative approach to magic and his role in advancing their knowledge.When asked how he managed to achieve such feats, William simply responded, “Knowledge is power, and it's the one thing I don't lack.”