Mistress, I Was Wrong - Chapter 166 (1)

After Amihan, politician by day and otaku by night, died from a political assassination, she got transmigrated as the saintess in another world. But she always felt like a fraud. Why? If she was the chosen one, why did she feel so rotten inside?Also, wasn't she atheist?However, her years of forced piety and suppressed desires ended in spectacular failure - her decapitation.Three days later, she woke to the sight of a worshiper bowing low. “Welcome back, O Sun Who Burns The World,” they said.'Wait. What? I'm not the Saintess? I was this all along?'Furious at the wasted years of celibacy, moral dilemmas, and suffocating oaths, Serafine made a vow: no more pretending. No more rules. The world? Hers to ruin. The people? Playthings.But wait. It was harder than she thought because...How in the name of the Goddess Aurelia was she supposed to have her debut when she was surrounded by a bunch of suspicious and crazy beautiful women who wants to hunt her down?!This was no different from her previous world!

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

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

In the early morning of September 23, 2019, a natural disaster arrived. The Dao of Heaven and Earth has changed, the desire of all souls have completely filled up the Heavens.

The Dao of Heaven can no longer bear it. Evil thoughts, good thoughts, obsessions, and desires entangled endlessly, making the Heavens reach its limit, this shift caused an extreme change in the world, making fantasy come to reality.

All worlds fused together, and all things compete for freedom in this cruel new world. This is the beginning of a new era, one filled with destruction and rebirth. This era is called the Eternal Era.

- Description from Novelupdates