DxD: Building A Demon Clan From Scratch. - Chapter 126: House Valefor

What if you received a divine artifact?What if yours was the strongest soul in the world?What would you do with the power to simulate anything, even an entire solar system?Follow Jack as he learns how to use his new gift, makes new friends, dominates the technology sector, travels to the stars, and so much more.There will be a harem, but Jack will not be snatching up every girl that smiles at him.There will be R18, but it won't be the dominant theme.There will be robots, and nanotech, and so much more.And maybe a face or two will get slapped along the way.

To Gu Mo, everyday life seems like a peculiar online game. He gets 'knocked offline' after being awake for 8 hours and can see other people's IDs and health bars.And even worse, he could enter some mysterious places in the city.“Buzz...for protecting...buzz...physical and mental health, users under 18 are subject to the anti-addiction system restrictions, your...online hours have reached eight, forced offline...login restriction...please complete quickly...buzz...official certification...”

The two faced number one female spy transmigrates to a different world and becomes an outrageous idiot girl. When she woke up, what she had to face was consecutive blows of the decline of her family clan, her crippled martial skills, and her disfiguration. To protect her family, she must obtain the treasured book, obtain outstanding achievements, summon a dark beast army. Wait and see how in this unfamiliar, dark magical continent, she dies and becomes a demon then steps up to the top, making all of the formidable people in the world bow down to her in respect.

- Description from Novelupdates