The Richest Man Picked Me as His Son-in-Law, and My Wicked Brother Couldn't Be Happier

After I was reborn, when the richest woman in the country was choosing a husband for her daughter, my vicious older brother gave up on his dream of marrying into a wealthy family and told me to marry the fake heiress. From that moment on, I knew he had been reborn too, so I went along with it and became the fake heiress’s husband. Afterward, my brother went after the real heiress. He thought marrying her would let him climb the social ladder, enjoy wealth and status, and trample me underfoot. But he was wrong. In my previous life, the real heiress had become the family heir step by step because I was there helping her behind the scenes. This time, I’ll make him realize that even after being reborn, he still has to live out the same wretched life...