Castle of Black Iron - Chapter 16: Re-entering the Castle of Black Iron

In the vast Marvel universe, where superpower was still slowly growing in its infancy, several peerless superheroes tried to find their path in The Marvel Universe. A young adult named Ron from modern Earth unwittingly stumbles into such a world and begins his journey with an unknown power. This is a magnificent yet unknown true marvel world! This is the story of a normal young adult and his adventures!

- Description from Novelupdates

The more he got to the Comprehensive world, Beiyuan Baiqiu originally thought it was just an ordinary Comprehensive daily world.

Who would have thought that after entering high school, unusual things would happen one after another, and I would awaken myself through the simulator.

Since then, Beiyuan Baiqiu has embarked on the road of being invincible.

[Demon Slayer, Campione!, No Game No Life, Problem Children are Coming from Another World…]

- Description from novelbuddy

Version 1:

Jiang Mianmian time traveled.

Her father had an insidious scholar’s face but a sinister heart.

Her mother had a merciful bodhisattva’s face but a vicious mind.

Her elder brother looked honest but was evil inside.

Her second sister was selfish and foul-mouthed.

They were destined to be villains from birth, to contrast the protagonist’s righteousness, kindness and greatness. They did all kinds of bad things, were covered in filth, fell into an abyss, and came to no good end.

Jiang Mianmian – With the magical spring in hand, weak and timid, she could only let her family live a bit longer…

Version 2:

In her previous life, Mianmian’s family died out early.

In this life:

She married the most popular duke.

She became sworn sisters with the rebel leader.

Ungrateful and unfilial.

Disloyal and unrighteous.

No integrity.

But they all lived, with the family intact.

…

Version 3

Reader’s summary: Father is Medusa, mother is polar bear, brother is evil wolf, sister is coyote, heroine is panda, moving mountains and overwhelming the world, only selling cuteness.

When humans step into the Galactic Era, the ancient art of cultivation thrives once again.