Becoming An Ancestor In Another World From This Day On - Chapter 51 - Investigating the Crimes

A story of time-travel. Sly and cunning, she unexpectedly became a sickly noble lady whose fiancé is merciless and demotes her to a lowly concubine. She sneers and bravely breaks off the engagement. To hell with scumbags, marry heirs to lords, blind the courts with her brilliance.

But, my Lord, we agreed that we are only partnering to scheme against others, when did you start to treat acting as real? Hey, hey, don’t touch me.

The Lord smiled slyly, “Your hands are too cold, let me help you warm them… Your feet are cold too, let me help you warm them.”

“Why don’t you just say that my whole body is cold and you need to warm it all up”, Murong Xue said indignantly.

The Lord nodded, “Good idea!”

Murong Xue – speechless. Hey hey hey, where, where are you putting your hands?

- Description from Novelupdates

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.

This story is centered around the man named Yi Ji-Hyuk, who has spent 1000 years in a Medieval Western fantasy-like world before returning back to the modern-day Earth. When he returns, he finds that his home is facing monster threats, and that humans with superpowers have appeared to protect the innocent people of Earth.