Lucia finds herself attracted to Touya after he resolved the coup d'etat at the Regulus Empire. Picking up on that, Yumina proposes that they welcome Lucia in as Touya's fifth fiancee.
The Duchy of Brunhild.
دوقيّة برونهيلد
Das Fürstentum Brunhilde!
Ducado de Brunhild.
Ducado de Brunhild.
Le duché de Brunhilde.
Sì, il ducato di Brunhild!
O Ducado de Brunhild.
Княжество Брюнхильда!