Starting from primitive world, building the strongest divine kingdom - Chapter 64: Jungle Affairs

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

In the tenth year after the new era, the world finally came to an end. Zhang Mu truefully waited for his death, but unexpectedly found that he had returned to ten years ago. With his memory about the future, he swore that he would change the calamitous history, saving the earth from being destroyed! Walking dead, zergs, evolvers, and various mutated animals… nothing can stop him! The first step is to retrieve his identity as an era merchant , then find all the treasures he can remember to enhance himself!

- Description from Novelupdates

I had been abroad to do medical volunteer work, when I was swept up in a civil war. I was killed by a rebel soldier, while taking a bullet for a patient. But when I finally woke up, I had become a child?!?And in front of me stood a destroyed carriage and a group of oddly dressed people, who were unconscious!“It’s just like a Murim world.”As I hurry to perform first aid in an attempt to save even one person, I realize that this world is that of [The Supreme Demon King], a Wuxia novel I’ve enjoyed reading.After meeting the rescue team of the ‘Three Great Doctors’, I found out that one of the person I saved was the protagonist of this novel, the future Demon King ‘Yeo Haryun’!“Hey, since I’m indebted to you for saving me, call me ‘hyung’.”For saving his life, I become sworn brothers with the future Demon King, and the White Dragon Godly Doctor, one of the most knowledgeable people around, recognized my potential and took me in as his disciple. This is the story of how I became the greatest physician in Gangho!

“Xiao Chen, please give us another chance!”Xiao Chen stared at them with a loathing gaze. “Ten years ago, you looked down on me. You showed up at my doorstep, forcing me to break off the engagement. My dad was so enraged that he was hospitalized. Now you're actually here to beg me?”It started off as an ordinary decline of a rich family. However, to everyone's surprise, the insignificant Xiao family actually gave birth to a bigwig who was powerful in the politics, military and business world. Just when all the major families could not stand the pressure brought forth by Xiao Chen and were forced to apologize, they discovered that he had disappeared!At the same time, in a small family of a small town-Xiao Chen exclaimed, “Mother-in-law! I am really here to repay your daughter's kindness. There's nothing else between us!”In order to pay back his debt of gratitude, Xiao Chen hid his identity and came to this small town. But his mother-in-law treated him in a totally unexpected way!