Since The Red Moon Appeared - Chapter 3: Corner Cafe

What got summoned was the world’s strongest sociopath.

You Liangxing would never open the speech function in game.
That was because his voice was…
Particularly! Kittenish!

But there was one day, he queued up with a teammate who had so much to say that they may as well explode. Vexed to the point of no return, he contributed a voice that was capable of splitting heaven and earth, “Don’t BB.”
The other party who was being scolded stilled. In the ensuing silence, he suddenly let out a long, relishing… Moan.
You Liangxing: “…..”

Later —
He realised that the person was a great god,
Much later,
Without him realising,
He became the great god’s royal healer.
…. And also his boyfriend.

- Description from Novelupdates

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.”

In a world where omegas are at the top of the social hierarchy, Lee Jiyeon, a female chef from the 21st century, finds herself transmigrated into the body of a poor Alpha girl in a world ruled by omegaverse dynamics.Upon awakening, Jiyeon discovers she has not only inherited the Alpha body but also a marriage contract with the tyrant Yura, making matters more complicated.In this new world, Jiyeon's culinary skills are not just a passion but a valuable asset. She gains a Culinary System that helps her rise from rags to riches.