What Should I Do If I Suddenly Become the Princess?

Two worlds, two car accidents, Song Shu traveled through time and became a beautiful princess. When he woke up, he thought he had undergone sex reassignment surgery. When he learned that he was going to marry the prince, he exploded. It was absolutely impossible to marry and have children. He pretended to be crazy and acted like a fool to resolve the royal marriage, but this led to the annihilation of his family. He became obsessed with revenge and gave up his body for love... A dream that lasts for a hundred years, all cultivation is lost, and I go through all kinds of hardships just to regain my true love...