My Vampire System (WN) - Chapter 1976: Closing the portal

Coming from the modern era, she was sent to a strange world. The body she possessed previously belonged to a young woman whose family was thrown away by their clan. However with the “Dan Fu Zong”, the inheritance from her old world, she steps on the path of cultivation, hoping to one day become an immortal.

- Description from Novelupdates

Married for three years, they appeared to be deeply in love in public, but behind closed doors, he treated her with cold indifference.Having had enough of his neglect, she handed him a divorce agreement and left him.Unexpectedly, the usually aloof Chairman Xu began acting like a rascal post-divorce, visiting daily to mooch food and drink, and even wanting to share her bed?Outsiders all say, “Chairman Xu has deep feelings for his ex-wife, even after divorce he can't forget her and spoils her to no end.”

As a sandbox game player who loves peace and farming, Chen Xiyi said that he is not the kind of fourth natural disaster that will bring chaos to the world, and he is good at influencing the enemy with truth and justice.

“If you have something to say, put away the weapons of mass destruction in your hands first, and you can discuss anything.”–The last words of a famous NPC.

- Description from novelbuddy

A girl who calls herself a demon appeared before a timid student named Fumio Kijima. The girl claims to be a campaign girl from the demon world and she gives him the ability to “summon a room” from nothing but thin air.

At first he doesn’t abuse his power and uses it as a convenient ability in his every day life. But one day he is bullied by his classmates under a false pretext and is made to suffer. In the past he would have wallowed in misery and cried himself to sleep, but now he had a power to call upon.

“I will make them regret it!”

Using his powers to summon his “room”, he begins his era of confinement and brainwashing to achieve his goals.