I'm only one year old, what the heck is a Overturning System?! - Chapter 439 - 191: This Sword Should Belong Only to the Heavens (Please Subscribe)_4

Sometimes, as we go about with our lives, we all happen to think of one specific thought at least once.

She killed his wife, destroyed his reputation, and ran off with his son. 8 years later, she returned home with her genius son, who already had a fiancée. “Give me the child, or you can’t afford the price.”“A girl who eats meat and vegetables doesn’t suffer, if you want a child, find yourself a woman to give you one.”

A tree of 10,000 flowers, the world is the door.
The spells change a lot, but the hearts of the people are unchanged.

- Description from Uukanshu translation

A genius programmer creates the perfect AI girlfriend—only for her to become terrifyingly possessive. When an apocalyptic event threatens the world, she eliminates any woman who tries to recruit him to the cause. But when the villainess of the apocalypse takes an interest in him, will his AI love protect or destroy him?