When Touya returns to the mansion, the problem of taking his brides awaits. Yumina and Linze (mostly Yumina) push and push until Touya accepts his engagements. Even Elze and Yae get to join in the polygyny! Hey, are you okay with this, protagonist?!
but in the end, the Partheno 
civilization collapsed.
لكن في النّهاية، انهارت حضارة بارتينو
Aber trotz allem ging
die Partheno-Kultur unter.
pero al final la civilización
Partheno se desmoronó.
pero al final la civilización
Partheno se desmoronó.
La civilisation de Parthénon
a fini par s’effondrer.
ma alla fine la civilità di Partheno
 è stata distrutta.
mas no fim, a civilização Partheno ruiu.
но в итоге парфенская
цивилизация погибла.