Toaru Majutsu no Index: New Testament - Volume 17, Epilogue: Or Doubt Contains the Truth - Bet_Time.Red_or_Black.

The price for saving the world is the right to rule it. After saving a faraway land, Lyn Rivers was cast back to Earth. Wanting the admiration, prestige, and glory of saving that realm, she forced her way back. But she was forgotten, and someone else claimed credit for her deeds. Now, with the power of a deity of destruction, she desires nothing more than to claim her place in history. To do that she will conquer dungeons, make alliances, destroy kingdoms, and build an empire. After all, why ruin the world when you can bend it to your will?

Daytime belongs to the human world, while Deceit Night returns to the netherworld.Since the arrival of the sinister night, demons and evil spirits have brought disaster to humanity, and generations of our ancestors have struggled to survive.This blade of mine can eliminate evil, slay demons, defeat wickedness, exterminate devils, destroy evil!From now on, nighttime shall be like daytime!

You take up a student career.

Student career upgrade to lv.7

Acquired skills: primary school knowledge, junior high school knowledge, high school knowledge.

You take the college entrance examination,

You got a perfect score.

Your basic occupation has been upgraded to lv.9, and the job transfer system has been activated.

You change jobs to become a scientist, you gain R&D skills

You use research and development skills to get space fortress construction technology

You use R&D skills to gain starship technology.

You are invincible.

- Description from novelbuddy

When the pure lotus provoked her, she slapped her instantly, “It's just a pair of worn-out shoes. If you want them so desperately, take them and wear them.”President Jones intruded with a cheeky face, “Wife, even if they're worn-out shoes, I'd only let you wear them.”“Scram!”...【One man, one woman】Four years ago, she left in fury with the bun in her oven. Four years later—“Uncle, I noticed that your face has a gloomy look, it looks like you have excessive liver heat. It's obvious you lack a wife. Do you want to get to know my mommy?”The president who remained aloof from women looking at his mini-me, his eyes deepened. He immediately packed up the mother and child, and brought them back home, pampered them to the point of annoying everyone.Someone asked, “President Jones, isn't this a bit too unreasonable?”The president smirked coldly, “You expect me to be reasonable when pleasing my wife?”This is a story about an overbearing President Jones, who's fiercely dominant, and unreasonable in pampering his wife.