The Billionaire CEO Betrays his Wife: He wants her back - Chapter 14: Desire

What happens if a villainous playboy gangster is reincarnated into another world?Lin Feng: Wang Jian! How dare you capture my childhood friend and mess around with her?!Su Xian: I-I am with him willingly.Lin Feng: N-No way. You are lying. There is no way you would wear that maid dress otherwise!Wang Jian: It's not just her.Before Lin Feng could understand what he meant, in front of him appeared several women, all dressed in maid outfits. Upon seeing these women, his anger rose dramatically.Many of these were women who used to love him dearly. There was his fiances, teacher, cold princess, the immortal fairy and many other beauties.However, Lin Feng was just the first protagonist who suffered at Wang Jian's hands. The game had just begun as Wang Jian's wicked desires knew no bounds.

Criminal Psychologist, Su Xiao Pei, who was an leftover woman in her modern life, was informed by the God Of Marriage, Yue Lao, that her destined lover was in a car accident, his soul was sent to another world. Su Xiao Pei was ordered to bring back this strange man who was connected to her by the red string of fate. Otherwise, she will live the rest of her life in loneliness, with no one to support her.
But how does that man look? No idea.
What’s his personality like? No idea.
What does he do for a living? No idea.
Can she not go? Of course not.
Su Xiaopei, who believes in all things logical has run up against a serious wall this time.
The bottom line: This is a story about a modern female psychologist who has traveled back in time and an adorable warrior as they talk about love and solve crimes.

- Description from Novelupdates

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.

When Caesar learned that he had traveled to the world of pirates!

In order to become stronger, I started hell-style training, looking forward to going to sea one day,

Stir up the situation and rule the world!

One day, a pirate group came.

Looking at the familiar figures behind the captain,

Caesar instantly knew his name – Lockes!

After the Island of the Gods incident…

Garp: When did a Caesar appear in the Rocks Pirates? Almost fell into his hands!

Roger: What kind of strange ability is this? Domineering! ?

White Beard: The scars on my body are thanks to Caesar!

Golden Lion: How is it possible! What ability is he hiding! ?

Kaido: Bastard, it turns out that this guy has been paddling all the time!

- Description from novelbuddy