Qin Feng, a two-time academician, transmigrates into the Great Qin Dynasty as the emperor's son-in-law. He'd planned to live off his wife and lie flat, but his wife has a special identity, forcing him back to his old ways: making gunpowder, improving farm tools, and training a new army! The officials kneel and plead: “Your Highness, could you spare us a bite of that son-in-law's easy life?”
