Falling into the Mortal World with a Thousand Broken Hearts

Because of the illness, she lost her childhood sweetheart, and was despised by the person she had secretly loved for a long time. She was unwilling to accept it. Why did God treat her like this? Since he gave her a peerless appearance, why did he stop being kind to her? Why did he take away her happiness? Why? In despair, she looked at the bottomless valley. She hated this ruthless world and hated God for doing this to her; then she jumped off the cliff. The mysterious silver needle, which was wiped out overnight with the Miao family twenty years ago, has disappeared from the world for twenty years. Why does it reappear in the world, and the person who assassinated it was the current crown prince? What does the person who used this hidden weapon have to do with the Miao family? ...