The king has taken advantage of his daughter's scandalous pleasure. Airis's beauty is undeniable, and the reactions of those who behold her are impossible to conceal. At first, there was shame, but now the entire population and army of Letto know that there is a reward for achieving exceptional feats: spending time with Airis. In other kingdoms, princesses are given in marriage; here, it's different. And if she wishes to continue her perverse acts, she must fulfill the reward the king designates for whoever succeeds, even if she doesn't want to. That is the condition.