Just when Sunako and the four hottest guys in Japan had finally gotten used to living together, their landlady springs a shocking surprise: She's going to remodel the mansion and they'll be temporarily relocated to a luxury hotel. Now Sunako and the guys are living it up in a gorgeous five-star pleasure palace-exactly the type of place Sunako can't stand. To make matters worse, the landlady has reserved a special suite just for Sunako and Kyohei....

Sunako is a great cook, but her croissant recipe needs help. Luckily, the landlady happens to know a royal family famous for its master bakers. Sunako and the gang are whisked off to the small kingdom of Grimmel, but the landlady has ulterior motives: The young prince of Grimmel is looking for a bride, and his tastes are almost as morbid as Sunako's. It looks like Sunako might accept the prince's proposal--unless Kyohei is willing to speak now or...