Koishikawa takes Momijiyama out on the town in an attempt to thank her for everything she's done for her. However, Momijiyama's introverted nature and shut-in lifestyle make this difficult. The two of them are then unexpectedly summoned by Unilord.
The key to solving this problem 
lies within your Zweihänder!
!مفتاح حل هذه المشكلة موجود في الزفايهاندر الخاص بك
Und die Lösung dafür ist dein Zweihänder!
La clave para solucionarlo
está en tu Zweihänder.
La clave para solucionarlo
está en tu Zweihänder.
C’est ta zweihänder
qui sera la solution !
La soluzione a questo problema
risiede nella tua Zweihänder!
A chave para solucionar este problema
está na sua Zweihänder!
Ключ к победе —
этот цвайхендер!
กุญแจในการคลี่คลาย คือซไวแฮนเดอร์ของเธอไง!