Rebirth on Campus: Computer Entrepreneurship Makes Huge Profits

[There is a system, but I don't want to use it + entrepreneurship + business war + multiple female protagonists + campus] Games have multiple endings, why doesn't life have multiple endings? I traveled back in time to the age of eighteen and accidentally obtained a computer from the future. Since I traveled back in time, why not change the ending to a new one? My last life was mediocre, this life is something different. Don't be a laborer, be a master! It doesn't matter whether a beautiful woman has money. I still have to pursue my wife from my previous life! … Little did he know that the more money and power he had, the stranger and more dangerous the world he and his beloved would live in. He thought he was rewriting his life, but in fact he was destroying with his own hands everything he wanted to keep. A life full of pleasure has already dug a deep pit to swallow everything!