The Lust System: Hunt beyond worlds - Chapter 52: SECURE

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.

After dying as a college student, Kain wakes up in a magical world where people form bonds with spiritual creatures to fight alongside them. Determined to rise to the top, he relies on a System and loyal companions.Everything seems to align with his ambitions—except the spiritual creatures he can contract seem to be remarkably…strange

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.

The pain from the gunshot was nothing compared to the pain she felt in her heart as she realized she would be losing not only her life but also her unborn baby. With eyes that beheld great resentment, she looked at the man, the father of the child and her cousin's arms in arms.“Why?” There was nothing else to say. Eyes conveyed everything that was needed to be said,She didn't deserve such an end.He knew this.But the man had an impassive look. As if years of their time spent together meant nothing to him. Years of her showing him with affection meant nothing to him.Just one world“Fate”...As she opened her eyes, she found herself the very night this tragedy started. The day she got married to David.The face was the same, the reception was the same, and the room was the same. But the soul was not the naive inexperienced stay-at-home wife. But a betrayed woman who burnt in the flame of vengeance.