Gong Xinqi

The ending is be, if you mind, please avoid it! She is a subjugated princess. He had been a hostage in her territory. He killed her fiancé with one arrow. She hated him so much. After being brought back to his land, she deliberately planned to kill him. He gave her his preference and tenderness, and when she responded, what she got in return was drugging her again and again... By the time she found out the truth of what happened back then, he had been too deeply poisoned...