Beneath the Surviving Princess’s Joyful Facade

“Fine, I shall give you my sister, dearer to me than anything.” A bolt from the blue strikes the Cladnier family, the heroes of the victory. Eirik Cladnier, the promising heir of a renowned military family, is suddenly ordered to marry the princess. Now, Cladnier must accept a woman who could either be a spy for the king or a weakness to his family. However, the princess who appears shocks everyone with her childlike behavior and proves to be nothing more than a simpleton. Yet, who is this woman, so effortlessly fabricating and mimicking acts he has never done?