In Ancient China, Rong Le (Zhang Xue Ying), a young woman with amnesia, is told she is the Emperor of Western Qi's sister and must marry Prince Zong Zheng Wu You (Aarif Rahman) to forge a kingdom alliance. Uncertain of her true identity, she navigates complex political intrigue while the prince, haunted by past tragedy, initially shows no interest in romance. After their marriage plans collapse, she establishes a tea house under a false name, secretly investigating her origins. Unexpectedly, the prince visits her tea house and becomes intrigued by her, unaware she is the princess he previously rejected. Their evolving relationship becomes a catalyst for uncovering hidden truths about her past. This is a 2019 Chinese historical drama based on a novel by Mo Yan Shang and directed by Li Hui Zhu.