Lin Xiaofan, a modern overworked wage slave, transmigrates into the body of Zhu Gaoxu, the second son of the Ming dynasty's Yongle Emperor and Prince of Han. He awakens the “Happy-Go-Lucky System.” His mission isn't to seize the throne, but to “live comfortably, keep the family harmonious, and avoid getting chewed out by his father, Zhu Di.” The System's rewards can only be redeemed with “Family Harmony Points,” “Happiness Index,” and “Lie-Flat Hours,” and include modern snacks, bulletproof
