第 9 集: Ruirui 在城堡召見 Kouzou 及其友人，Komachi 則擔任 Mayutama 的資深侍從公主。

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Ruirui, the king who rules over another world, calls Kouzou and his friends to his castle while they are building a hot spring town. Komachi, who stands by Ruirui's side, is Mayutama's senior errand princess. And Rui Rui seems to have some sort of purpose...