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

Putting the two and two together, Frederick easily deduced the reason for this failure that was practically a slap on his face. His schemes had been rendered completely useless by the opposing faction he had always considered to be beneath him. It was not only a challenge to his power but also the showcase of the new strength of the Luther family which rang the warning bells of danger inside his head.

The new black mage was a complete unknown for the Sosis family and Frederick couldn't have anticipated how strong he was based on speculation and the rumors that had spread in the city.

This lack of information had destroyed one of the pawns he had carefully nurtured so Frederick wasn't in a good mood. Clenching his fists, Frederick tried to control all the anger that was threatening to burst out.

Chapter 59 Tentative