That's a Top Scientist. Why Do You Call Him a Useless Live-In Son-in-Law?

Angsty love + pain before sweetness + win-back-the-husband/child arc + real and fake young masters + heiress from a prominent family + forced romance + love and hate + live-in son-in-law + System + Livestream + adorable multiple babies + technology-driven national development Chu Lingxiao fails to seduce Zeng Ya, the fiancée of the legitimate young master Chu Feng. Instead, she falsely accuses Chu Lingxiao of molesting her. His biological parents not only refuse to help him, but also accuse him of molesting Zeng Ya. After being punished according to family law, Chu Lingxiao leaves home, his spirit utterly crushed. He loses consciousness in the snow and ice, only to be rescued by Su Qingcheng, who has come out to search for him. With all hope gone, Chu Lingxiao plans to become a monk. Little does he know that the deranged Su Qingcheng will force him into a relationship. After one bewildering night, the cast-off son of the family is back among the wealthy elite, now a live-in son-in-law with a terrible reputation. But being a live-in son-in-law is no easy task. His new bride is beautiful, but also far too deranged and ruthless. The Su family looks down on Chu Lingxiao for his bad reputation and constantly makes his life miserable. A year later, Chu Lingxiao can take it no longer. He slams the divorce papers down in Su Qingcheng's face and walks away without looking back. Not long afterward, the truth about the fake young master, Chu Feng, comes to light: he isn't the Chu family's true legitimate heir. Meanwhile, the disgraced Chu Lingxiao, with his terrible reputation, turns out to be the real legitimate heir. Everyone: “So Chu Lingxiao was framed and falsely accused all along.” Before long, the deranged CEO goes frantic searching for him, and both the Chu and Su families do too! The whole world searches frantically, but Chu Lingxiao remains nowhere to be found. Little do they know, he's right under their noses. Little do they know, Chu Lingxiao has transformed into a world-class scientific genius, admired by the global elite but beyond their reach.