Your Majesty, this dude is cheating

The drama tells the story of modern researcher Qin Feng, who is oppressed by his boss Cui Niu. After a scuffle, both men are transported back to ancient times. Qin Feng becomes the son of the Grand Chancellor of the Great Qian Kingdom—a spoiled playboy who knows only how to eat, drink, and revel. Meanwhile, Cui Niu uses modern knowledge to create advanced weapons and threatens the Empress of Great Qian, dragging Qin Feng's family into the turmoil. In the midst of this crisis, Qin Feng discovers he can travel back to the modern era, unleashing a life of extraordinary advantage...