Demon Sword Maiden - Chapter 21Book 7: : The Trapped Tsunaga Sisters

The little handsome son-in-law passed through a world as waste material and the husband of a wealthy family. But because of his lacking aptitude, the wealthy family had driven him out. So he worked hard and found a more powerful family’s thighs to hold onto. Soon enough, he became the strongest son-in-law and husband in history.

In this world, it was impossible to practice martial arts. It was futile so he might as well take advantage of his wife’s thighs and maintain a comfortable and leisure lifestyle.

He’ll train his wife to become the strongest and best person in the world.

“Whoever dares to provoke me, let my wife kill you!”

- Description from Novelupdates

As a loyal disciple, Ye Chen dedicated himself to guard the spiritual medicine field for his sect. But, during a fight with enemies, the spiritual field was destroyed. His loyalty and dedication to the sect could not save him. The loyalty he thought he had obtained from his peers and lover, could not save him from betrayal. Thus, he was shamelessly banished from the sect. With the help of a flame falling from heaven, Ye Chen began to develop himself into a stronger cultivator. Battled against his opponents, unfolded his legendary life and rewrote his own story…

The end of the world is full of crises, but Su Chen says not to worry because he has the Red Alert System. That’s how confident he is. You say you have a lot of weapons? Sorry, I have more weapons than I can use here. Let me introduce you to the weather control device. You say the mutant beasts are very powerful? No problem, I have a way to deal with them…