MTL - The Counterattack System is Only Available In the Mahayana Period - Chapter 36 give pointers

By a series of freakish accidents, she provokes the feared and mysterious “God of Night”.

When someone bullies her, he says, “Only two types of people bully my wife: those who haven’t crossed her path, and those who have already died. Which do you want to be?”

When someone questions her, he says, “Everything my wife does is right! Those who disagree can have a little chat with me!”

When he goes home, he pleads in a low voice, “Wifey~ Can I not sleep in the study today?”

“You can consider sleeping on the streets.”

“Well, I’ll sleep in the study, then.”

At night, he abducts his freshly-showered wife into the study. She shrieks, “Sheng Nanxuan! What are you doing?!”

“Sleeping… in… the… study!”

The next day, his wife dashes out of the room with tears in her eyes and a sore waist. That isn’t what she meant by “sleeping in the study”…

“Young man, your chastity was lost.”

“Σ ( ° △ °|||)!!”

Give up your virginity to save the world! Our motto is–” “I didn’t think it would be bent, la la la la la!”

- Description from Novelupdates

Argon got Isekaid to another world, and also got a system that can help him build a dungeon in a cultivation world, where people can get amazing treasures inside.And for our mc to get enough resources for upgrading the dungeon he also needs to kill the people that will enter his dungeon to get soul coins that will help him upgrade the dungeon.In a world where cultivation is the key to power and strength. Argon has the power to create dungeons - underground labyrinths filled with powerful monsters and valuable treasures.Using his unique abilities, Argon creates a dungeon in the heart of an unknown forest, hoping to attract powerful cultivators and increase his own strength. But as his dungeon grows in size and power, the top powerhouses in the world realized the danger of the dungeon, since the dungeon would pour out unknown monsters that will wreak havoc in the world.To survive in this new world, Argon must use all his cunning and strength to navigate the treacherous world of cultivation and defend his dungeon from those who seek to destroy it.

This is the story of an orphan, Lu Shu. He is not any regular orphan, but a metahuman experiencing the changes in himself, his country and the world during the dawn of the magical era. Watch as Lu Shu embarks on a journey to hone his peculiar abilities together with his sister, the adorable and charismatic Lu Xiaoyu. Along the way, they’ll encounter supernatural events, obstacles and even the most powerful people in their country. How will Lu Shu make the best of his abilities and oust his never-ending list of rivals and opponents?