The Rise of the Elf Investigator

He is the law enforcer in the night, the controller of darkness, a talented student from a top university under the light, an unknown genius trainer, and the most promising boy in the alliance. Destroy Team Flare and face the legend alone... —— When the trainer named "Ajin" used a black and blue monarch snake to challenge the legendary elf Yveltal, When the trainers from Hezhong used their absolute strength to crush the same kind of mythical beast men at the Miare Conference, they came first and ascended to the throne of the Four Heavenly Kings. When the prodigal son from the Dark City of Kanto returns and leads the gym to dominate the exchange competition... This young trainer, who has left many legendary experiences in various regions, has to continue his studies... —— "What? President Zifuqi asked me to inherit the German company? Sorry, I don't have time, I am saving the world..." "What? Mr. Kong asked me to be the successor of the Investigation Bureau? Sorry, I don't have time, I'm studying hard..." "What? The Alchemy Champion wants me to compete in the World Championship? Sorry, I don't have time. I am in the process of reproducing future generations..." (Uh, this is not it) —— "I heard that you are the evil king of Carlos, the gym leader of Kanto Dark City, the dragon messenger, ah no, my best friend, the legendary trainer, and the chief investigator, Master Xihara!" Xiyuan spread his hands helplessly: "Why don't you believe it? I'm just an ordinary trainer!" Book club group: 138548608