After Passing Through the Book, I Made Trouble in the Palace

[Old saying of pure love + wearing a book + sweet pet + amnesia + vest] Yu Hong was cursed by the author of a certain novel and became cannon fodder in a book about the struggle for imperial power. He almost turned into a eunuch as soon as he appeared. But this is just the beginning of the nightmare. The original owner was tortured to death by the murderous and cruel second prince (the protagonist). In order to survive, Yu Hong, who was unlucky, lied to the second prince that the prince had broken his sleeves. If he could spare his own life, he would be willing to help the second prince to overthrow the prince. The second prince saw that he was fair-skinned, beautiful and had long legs. [Become the crown prince within one month, otherwise I will make you a eunuch! As a result, Yu Hong was quietly sent to the prince's palace. A month later, the second prince regretted [If you dare to promise the prince, I will turn you into a eunuch! Yu Hong: "..." Why is it different from the one in the novel?