MTL - Book of Technology - Chapter 437 deal with

After transmigrating, Jiang Che discovered that he had become a little Northeast Tiger in a zoo, together with a brother and sister.Jiang Che discovered that he could hear the inner thoughts of his brother and sister.His brother is actually the reincarnation of an Ancient Demon Monarch and the younger sister is the reincarnation of a future human Empress.Fortunately, Jiang Che activated the binding feedback system, where the strength of those bound to him strengthens him tenfold in return.

In a world ruled by ancient powers and hidden forces, Caelen was just another face in the crowd — until a mysterious encounter with a radiant woman awakened something deep within him.The Lust System.With it, Caelen begins a path of relentless evolution. Every woman who bonds with him fuels his growth — not just in strength, but in influence, power, and legacy. But these aren't passive followers. They're warriors, leaders, and legends in their own right — elf queens, demon generals, angelic saints, dragon-blooded fighters, and more.Each woman brings unique abilities and ambitions of her own. Together, they don’t just stand beside Caelen — they fight, conquer, and shape the world with him.As old factions tremble and new enemies rise from sacred temples, fallen clans, and forgotten bloodlines, Caelen must lead his allies through a crumbling world, forging a new age in fire, desire, and war.This is not just his rise.This is their revolution.

In 2040, The Earth was bathed in powerful radiation when a star went supernova, this radiation granted 50% of humans superhuman abilities but also created a nightmare for them as animals, insects, and carnivorous plants were mutated and became overpowered with intelligence, human started teetering on the brink of survival, a boy with no powers and no father, with a mother in a coma, seems destined for obscurity, but one night changed his life, with a new found hope to cure his mum from the everlasting sleep—Gene Elixir— he went on on a journey that would reshape his destiny...~Voracious Sovereign... Gene Devourer...Pray you won't be devoured by this power you wield which hunger is insatiable~~You call yourself an opportunist... But... you aren't free. A hungry man is not a free man...~

Rei just wanted to read novels in peace, no girlfriends, no drama, no accidental death by divine lightning meant for a cockroach…But for now, he is the son of a powerful duke, reincarnated into a fantasy world full of magic, monsters—and dangerously obsessed women.They were childhood friends of that duke son. They all are sweet noble girls. One is emperor’s daughter and one is my older sister. Now they’re grown up… and they all want one thing.And that thing is Rei.Welcome to a world where love means stalking, loyalty means stabbing your rivals, and marriage proposals come with blood pacts and fireballs and even my system mocks me. Rei fiancées battle each other daily and his life is a romantic comedy… except it’s also a warzone.Oh, and his final mission is marry the Demon Queen. A literal succubus overlord trying to conquer the world.Somebody please help him. In a realm of swords, sorcery, and yandere chaos. So, he can find peace or at least keep his limbs attached.