In an effort to unite the warring kingdoms of Warisau and Fleurisia against external threats, a political marriage is arranged between the witch princess of Warisau and the fae prince, Heeseung Lee. Both are known for their beauty and skill, but their initial interactions are marked by animosity and sharp-tongued banter. As they navigate their forced union, Heeseung's hidden affection for the princess begins to surface, despite his harsh words and demeanor.