With the opening of the Great World Expo just days away, important people from various countries are staying at the three-star hotel ``Hotel Shuratomi'' where Kokomi works, looking for a short break. Naomoto Prize-winning author, world boxing champion, popular actor, and third-generation Japanese oil tycoon... Kokomi is reminded by her husband, Koichi, who is also the manager, to ``never be rude.'' She tries to provide the best hospitality, but the service demanded by the unique guests is too extreme for Kokomi...