In The Supreme Fantasy World, Back In Time And Do Whatever You Want! - Chapter 33 - . Tommorow Everything Will Change!

The elder master in Shen’s refused female secretary to maintain his image，thus the girl, who was beautiful and tough, lost her job. Later, she became the secretary of the young master, a playboy.

As a secretary, she not only had to help the playboy deal with the enemy but also help him deal with women. At the same time, she also had to face suspicion and attacks.

She fought her way to gain his trust and became his best assistant. However, things changed quietly.

She noticed that he was getting closer and closer and wanted to remind him not to cross the line, but he said, “If we don’t cross the line, how can we fall in love?”

- Description from Novelupdates

[Host, host, I am the System, I can help you conquer the world and the witches with various personalities.]Xi Mu: Hmm... Isn't this an action game? When do we start slashing?[Right... This is an action game, but I suggest that the host also try to seduce the witches along the way, there are generous rewards.]Xi Mu: What rewards?[Of course, the perfect romantic experience!]Xi Mu: No need, I've already played through the romance plotlines. Now I just want to go on a rampage and speedrun the game.][...]

“You will be my wife one day.” Declared Liu Jun - the handsome and wealthy young master to his beloved childhood friend. He vowed to marry her at all costs. But that vow made him a villain. The woman he desired didn't return his love. Crazy and heartbroken, he crashed into her wedding, who was going to marry the love of her life, Liu Jin, unfortunately his own younger brother. Circumstances took a drastic turn, leaving him with only one choice to pay for his sins - His death. But fate gave him another chance. Liu Jun was reborn. In this new life, he chose to let go of his love and start anew. He discarded his villain's identity and closed his heart forever. But a new encounter and new troubles come knocking on his door with the secrets of his past life that even he doesn't know. Will the villainous Mr. Liu find his happy ending this time? *Excerpt* Ai said, “I forgot to clarify something. It seems you have a misunderstanding that I am interested in you because I stared at you.” Jun blinked once. “Rest assured that's not the case. I won't look at you that way. You are not my type.”

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.