I’m A Wasteland Giant - Chapter 3 - : Chapter 3: The First Day of Chaos

When Lin Chu met the ridiculously rich and affluent Yan Beicheng, she did not expect him to act like an immature hooligan, shameless in every way whenever they bumped into each other. Yet, every encounter had him come to her rescue, from saving her from the humiliation of watching her ex-boyfriend marrying her adopted sister, to whisking her away from petty colleagues and lecherous clients.Whether this is true kindness remains to be seen, as he never forgets to take advantage of her whenever he can. Is there something between them or is he just having fun with her?

- Description from Novelupdates

In a world brimming with magic and cloaked in mystery, the Book of Judgement Day wields extraordinary power capable of altering destinies, captivating many seekers and adventurers who yearn to uncover its secrets.The Gamma nation lies in ruins, yet the remnants of its profound mysteries cling to existence, particularly the fabled Book of Judgement Day, a relic sought after by numerous individuals despite the widespread doubt regarding its existence. Rinoa, a diligent student from the prestigious Atlantis School of Magic, embarks on a quest to unravel this enigma; however, as she prepares to depart, her teacher is unexpectedly attacked by a dark-cloaked figure, plunging her into a dramatic confrontation.Determined to pursue her quest, Rinoa defies the school's restrictions on her journey. In this critical moment, she encounters a young paladin named Fitran, who expresses willingness to join her mission—but only under the condition that she acquiesces to his stipulations. Who truly is Fitran, and will Rinoa agree to his terms, risking her mission for the sake of a partnership?

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.”