Twelve-year-old Princess Yuki is starting to take on the responsibilities of leading her kingdom. But when the borderland knights Yuni and Lune are rude to her, her retainer Joshua challenges them to a battle in a simulator.
Kingdom of Soleil, be eternal!
!مملكة سولييل، الخلود لكِ
Das Königreich Soleil soll
bis in alle Ewigkeit bestehen!
¡Vida eterna al Reino de Soleil!
¡Vida eterna al Reino de Soleil!
Longue vie au royaume de Soleil !
Regno di Soleil, prospera in eterno!
Que o Reino de Soleil seja eterno!
Пусть королевство Солей
 процветает вечно!