The Savage General's Little Wife

Yu Youran, a 22nd century workaholic, actually traveled to an imaginary era in his sleep! Honest father, fierce mother, lovely younger siblings... Although the family is poor, the whole family is united! Get rid of feudal shackles, find business, fight local gangsters, and make a fortune along the way... But can anyone tell me what's going on in this world? I saved the wrong person, but I accidentally got entangled with a rough guy who couldn't get rid of him...