Great Ming: The Crown Prince’s Eldest Grandson Starts by Asking Hongwu to Abdicate

[I transmigrated to the twenty-fifth year of Hongwu and became Zhu Ying, the Ming dynasty's eldest imperial grandson!] I should have died young, as history records, but I survived with a book called The Book of Ten Thousand Generations. The book connects past and present, can calculate the course of countless generations, and can even be used to exchange for wondrous items from the future. I thought I could coast my way to becoming the imperial heir, but then blood-red words appeared in the book: [Main Quest: Sun and Moon Shine Forever] [Phase One Objective: Within thirty years, transform the Ming dynasty and persuade the Hongwu Emperor to abdicate of his own accord, establishing a constitutional monarchy. Reward: Extend your lifespan by one era. Penalty for failure: Death and the dissolution of your Dao!] Zhu Yuanzhang: “Grandson, you say being emperor is exhausting and you want to try another way of governing the realm?” Zhu Biao: “Ying, is this Ming Constitution of yours meant to dig up the roots of our Zhu family?” Zhu Di: “Father, Big Brother, don't stop me. I think my nephew's idea… has something to it!” Watch as I, a mere imperial grandson, use the fragrance of learning passed down through ten thousand generations as kindling to set off a blazing inferno of reform across the Ming dynasty!