Maoyuu Maou Yuusha - Volume 4 Chapter 3, “It’s Decided. I Will Sing So the Swords Will Stop.”

Having brought up her younger siblings in troubled times and guiding her younger brother to the throne, Xia Wanyuan is the most legendary eldest princess in the history of the Xia Dynasty.When this eldest princess opens her eyes, she finds herself in a world a thousand years into the future. While she is still called “Princess”, it's only a nasty jeer imparted on her as a mockery for her arrogant connections within the entertainment industry. So what if you were rich? In the end you've fallen to a status far lower than any beast!In response, Xia Wanyuan promises that a day would come when they will sincerely call her Princess. Everyone laughs at her, waiting to see the day when she'll be abandoned by the wealthy and affluent.Handsome yet aloof, President Jun Shiling is known only for his success in the corporate world with a demeanor cold enough to cut through ice. He has just one thing to say: Take the one hundred million divorce fee and leave quickly.Two years later, the eldest princess is a two-time winner of a prestigious acting award. The darling of the fashion world, she has become a style icon who is also proficient in the four classical arts. As an all-knowing professor in both literature and poetry, she is also a professor in two departments at the most renowned institute of higher learning. The Olympics? Gold medals are a dime a dozen when considering her skills in fencing and shooting. Her name is spread all over the world and she is filled with an unprecedented glory never bestowed upon any other.The CEO who wanted a divorce at the start refutes on television: “How dare anyone spread rumors about our divorce? My dearest wife, can we have another child?”

People say, follow the destiny.

Traveling through time to become the despised descendant of the Shen family, the royal family gave him the proud daughter of heaven.

The proud daughter of heaven is pleased with the son of the Shen family, and the Shen family does not want to marry such a fairy.

Everyone said that this down-and-out young man should accept his fate, how could he climb up to heaven’s pride.

But even though it is called the destiny, it is not a human matter!

- Description from novelbuddy

Fate, a gatekeeper who had been working for the castle, is beset by a few burdens.

Luo Feng was reborn back in his high school years. From the start, he acquired the Return On Investment System.

[Invest in this coffee shop and you will be able to open many branches in the future. It has an ROI of 100%.]

[Invest in Bitcoins and the price will skyrocket in the future. It has an ROI of 10,000%.]

[Invest in the cute girl who is the deskmate in class and she will become your wife in the future. It has an ROI of infinity.]

Luo Feng decisively chose to invest in his future wife.

…

Many years later, during a press conference, a reporter asked, “Mr. Luo, your White River Investment Company has surpassed Morgan Stanley and Goldman Sachs, becoming the most famous investment management company. In your opinion, what is the most successful investment you have made in your life?”

Luo Feng looked at his wife fondly as he replied, “Don’t ask me. I just live off my wife.”