My Bratty Bridegroom

In order to have peace in their world two clan must unite their kingdom. "The Ocean World" will give Shen Wei for a bride while "The Wind Village" will give Yunlan for a groom. The problem arise when both parties meet and discover one another. Shen Wei is the merman prince and much older and refine to be a groom than a bride. While the wild wind prince Zhao Yunlan is much younger, mischievous and don't want to be tied yet. How can both of their work convince the two of them to married to unite their world against the coming of disaster to come.