There's a novel whose main character is called Ning Jie. It tells the story of the end of the mecha era. Do you know the title of the novel?

" The Wasteland World: Starting from Scavenger Robots " is a sci-fi-doomsday crisis novel written by the author, I'm a Little Lu Ren. The general plot of this novel is: On this chaotic wasteland, the mechanical life massacred the remaining human creatures and expanded their territory. The psionic talent appeared in the remaining fire seeds. Geng Jie suddenly woke up in the fallout shelter. A mysterious mechanic implant suddenly appeared in his brain. With the [Mechanic Interface] that could control the mechanical body, he wanted to bring the dawn of civilization to this wasteland again. ---------------------------- " Mecha Frenzy " was a sci-fi and ancient martial arts mecha novel written by the author, Crow Doesn't Fly. The general plot of this novel was: In the year 2814, mankind had completely entered the era of universal navigation. A mecha starship appeared out of nowhere. Xiao Qian, an orphan who didn't even know where he was born, had a mysterious chip in his brain. He went from an illegal household with no identity to the legendary story of leading a fleet. ---------------------------- Star Mechanic was a sci-fi novel written by the author, Mo Xuyou. The general plot of the novel was: [Science Fictional Short Story] Online Game [Warfire] God-level Mechanic Tang Xuan, He created the only mechanical divine beast in the entire server, the Titan, causing space-time chaos. He was reborn in a new world where mecha were king. ---------------------------- " Mecha Forger " was a sci-fi novel written by the author, Self-cultivation and Qijia. QQ. The general plot of this novel was: A woman dressed as a man, a bizarre background, a mecha master... Don't label me. I'm just a mecha maker and mechanic. ---------------------------- " Mecha Cultivation Frenzy " was a light novel written by the author, Yue Zhou. It was an original fantasy novel. The general plot of this novel was: The famous mecha combat master and interstellar pirate leader had been reborn into the cultivation world, combining cultivation and mecha to open a path to hegemony.​。 ---------------------------- " The Throne of Mecha Warfare " was a sci-fi and ancient martial arts mecha novel written by the author, Don't Forget Little Fu. The general plot of this novel was: New sci-fi novel, Doomsday Beastmen, asking for support! The extraordinary mecha youth and the throne, who was unwilling to be left out, had formed a contract together, creating the legend of the uncrowned king's life! The ultimate move, Devour the Starry Sky! Lifesaving moves had a limit to one's life force. As long as one had enough life force, everything could be restarted! In the era where technology dominated the universe, mechas, battleships, robots…had become the subject of constant progress and development. The universe's 10 great empires, 10 great races... and all sorts of star beasts. War today, peace tomorrow. The ancient mystery…the invaders 'plot, quietly unfolded… Create a group number:335332802. ---------------------------- " Mecha Warfare Agent " was a sci-fi and ancient martial arts mecha novel written by the author, Cheng Otaku. The general plot of this novel was: Mecha was a man's romance… It was purely an original mech. There were no ancient martial arts, no cultivation methods, and no doujinshi settings. ---------------------------- " The Summoning Mech God " was a sci-fi futuristic novel written by Lonemoon Hanjiang. The general plot of this novel was: For thousands of years, a new type of energy had appeared on Earth, which could cause mankind to undergo another thorough " super evolution." This evolution had broken through the common sense of mecha. Everyone could become a mecha master. However, the strong were the king, and the weak were only servants. The good-for-nothing young man, Wang Chen, had been humiliated. In order to break free from the reins of a servant, a path of mecha supremacy was thus triggered. The strong live, the weak die… ---------------------------- The book," Maneuver ", was a sci-fi novel written by the author, Shi Moying. The general plot of this novel was: He grew up in a cruel environment, adhered to the unchanging creed, shouldered the mission of the military soul, and stepped onto the battlefield of redemption. I welcome readers to read the new book,"The Secret and Easy Immortals." ---------------------------- The book " World of Mecha Warfare " was written by the author, Yi Zui. It was a novel about the infinite universe. The general plot of this novel was: In another space and time, in a pentagonal galaxy with five solar systems, a transmigrator encountered a super AI from another world and began to race wildly. Countless mechas lined up. Battleships roared at the back while a single mecha stood at the front. That's right, this was my mecha army. This was a lost world, but this world had mechas…