different_minds

Zach was a sci-fi game enthusiast who unintentionally crossed over to a magical isekai. Fortunately, he had access to the previous game system and could fight the magic-savvy aborigines with high-tech weapons.
“Magic? No, I have the lightsaber. ”
Unlike what he expected, the system presented him with a different way of leveling up. He had to get some kind of special energy from the pretty girls' bodies on this planet so that he could unlock his weapons.
"What the hell happened? Is my sperm capable of upgrading girls? Can my blood cause those girls to burst out instantly?"
This was incredible.
The succubi were a hated race in the magical isekai because they oversucked male sperm and killed men, but not Zach.
Surprisingly, the majority of the special energy that Zach required was distributed in succubi.
He appeared to be having a fantastic journey.

Release That Succubus

Seeing as Clara's foot was frozen midair, Nelson felt like his words were working this time. He no longer needed to feel afraid as he boisterously struck while the iron was hot.

"Are you sure that revenge is more important than your father's life? You can keep me hostage if you want but don't you dare kill me or the end result wouldn't be something you would like."

Nelson had been personally broken down the spirits of many stubborn individuals. He was able to ascertain the psychological weak points of the people which was probably his only talent other than being a rich scion of the Hunter family.

Unfortunately, Clara wasn't as skilled in psychological warfare. Her specialty was head on collisions instead of the strategic warfare employed by the physically weak. She was taken in by his logical reasoning that was aimed at her weak point.

Chapter 244 Rescue IV