From Idler to Tech Tycoon: Earth - Chapter 6: Revelation

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

Feng Chen, the esteemed head of the Feng Clan, had lived a peaceful life for thirty years since his transmigration. He believed his life would continue as it is—until his 30th birthday, when his System finally arrived!But along with that came the plot for the Main Character.Ling Meiyu: “I can no longer be engaged to Feng Yun. His cultivation is low, and he is unworthy of my Ling family’s status!”Feng Yun: “Today, it’s not you, Ling Meiyu, withdrawing from the engagement. It’s me, Feng Yun, repudiating you! I am divorcing you today!”It seems like my brother is the protagonist!

His filming opportunities were taken by others, his boyfriend cheated on him, he gave up a rich, tall handsome fiance and devoted himself to a scumbag. In the end, he was beaten to death by the scumbag. Yan Qing Chi felt that although this danmei cannon fodder supporting male that he transmigrated into was troublesome, it was kind of tragic that he died like this through his own actions.

So, the first thing that Yan Qing Chi did after taking over this body was to catch them in the act and beat up the scumbag! The second thing that he did, was to agree to the marriage proposal from the aristocratic fiance.

However, Yan Qing Chi stared down at his big belly. Who can tell him what the heck this was?! Don’t tell him that he transmigrated into a mpreg novel???

Standing on the side, tall, rich, and handsome Film Emperor Jiang asked carefully, “Babe, do you want a boy or a girl?”

Yan Qing Chi: Do I want a WHAT?!

- Description from Novelupdates

Gao You transmigrated into a parallel version of the Northern Song Dynasty in Dream of Splendor. At the very beginning, he married Zhao Pan’er in a grand wedding ceremony.“Pan’er, isn’t your husband supposed to be a fool?” Sun Sanniang asked. “How did he manage to enrage Ouyang Xu to the point of smoke coming out of his ears?”“If brother-in-law is a fool, then there are no smart people left in the world!” Song Yinzhan said.“Can a fool write a medical book for the ages? Can he reclaim the Sixteen Prefectures of Yanyun?” Fan Zhongyan asked.“This is clearly the royal son I lost and have now regained!” The Emperor said.