Why did the patent of Menjiazhu go crazy in the end?

Emotional excitement leads to madness. According to the plot of "Come home with me", Meng Jiazhu's patent is a drill. Later, he applied for the patent of Meng Jiazhu's drill and became an associate professor of Chinese Academy of Sciences. Later, Meng Jiazhu got a patent fee of 1 100 million yuan by selling patents. Because I grew up in a poor family, I have never seen so much money, and my emotions lead to madness. Come home with me is an emotional drama jointly produced by Shanghai Juku Culture Communication Co., Ltd. and Hairun Film and Television Production Co., Ltd., which is directed, innovative and starring.