MTL - The Alternate World Is Too Dangerous: I Hide In Reality And Rule! - Chapter 12 Just died yesterday, still fresh

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.

[You have become the master of the Warden Mansion.][Your first quest is to refine mana from one of your maids by having intercourse with her.]When nineteen-year-old Jett Talon suddenly wakes on an emperor-sized bed, he finds himself lord of a mysterious mansion where countless gorgeous maids stand ready to serve. His first companion is Mia, a blonde elven maid who checks his every box. After making love to her, Jett gains mana, unlocks legendary powers, learns his duties as Master of the Warden Mansion, and uncovers its hidden secrets.

As a creation-type devil fruit, the Superman Barrier Fruit is not too much to use it to open Susanoo, right? Katakuri’s glutinous fruit can have countless fists, can’t my barrier fruit do it?

The biscuit fruit of the cracker can have a biscuit army, but can’t I have a barrier fruit? Brother Ming’s thread fruit can have a shadow riding thread clone, but can’t my barrier fruit? What, even mr3’s wax fruit has so many wax figure clones, and candle robot armor?

No, I have to refer to it, and I have to play better! My barrier fruit should be greener than blue and better than blue! My creativity is beyond your imagination! !

- Description from novelbuddy

He died on the wedding of the girl he had a crush on, after a long and successful career. After convincing Yama to send him back to the world, he decides to fix the areas in which his life went wrong. Realizing the lack of love and romance in his past life, he sets out to conquer the hearts of various women.