The reincarnation of Li Yixia as a mermaid, Weiran is the reincarnation of a prince, An Jingyi is a cheerful boy who loves Yixia, and the princess of a neighboring country is Tang Jingyi's previous life. Their fate ended in tragedy in their previous life, and they are destined to meet in this life. Tang Jingyi, Weiran, An Jingyi retains his memory, but Yixia no longer remembers them. What will happen to them in this life?