You don't want your secret to be revealed by others, right? - Chapter 563 - 94, Great Tiandu Formation

A wonderful night, she met a lover of a lifetime.Because of the failure of her family’s business, she has always been looked down upon by others.

Even her fiancé framed her, although they had a good relationship before. On the contrary, he is a well-known rich CEO, with a handsome face and a wealthy family.

There are countless girls who want to marry him. Unexpectedly, they spent a romantic night together.

As they got to know each other better, they began to realize that both of them was the one they had 

“If the world stands in my way, if people threaten me or those who are dear to me, then I shall become the true darkness, the fear in their hearts that haunts them forever!”Lee Gaon was a professional gamer until one day she was framed as a cheater by a big gaming company and betrayed by those she held dear. Now she is known as Death Eater, a powerful dark entity in the game system world, slicing her enemies in half if they dare mess with her. Her path is now filled with blood and adventure as she desperately tries to find all who were dragged with her into this world—those who destroyed her life. She has only one goal now... “Revenge!”Content Warning:This work contains scenes of gore, violence, and strong language. Reader discretion is advised.

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.

In the past life, he was an aerodynamic engineer of a well-known company, and in this life, he is a college student of a famous school.

When the two identities are perfectly integrated, what sparks will appear.

His life experience is also slowly uncovering the mystery, whether he can beat the tycoons of this era, and whether he can stand at the peak of world business.

- Description from novelbuddy