Prince Karl of the Kingdom of Clause comes to the age to perform the traditional ceremony of love.
The ceremony is to spend one week with a woman of his choice to prove that he is now adult.
Karl chooses Yuria, his ex-teacher that he has been holding a little torch for.
At first, Yuria is confused about being chosen by her ex-pupil.
But gradually, Karl’s pure love begins to change her feeling.
However, King Rudolf is also fond of Yuria.
Now the storm of love hits the Castle of Clause!