The 13th maiden was not male... A girl claiming to be the 13th maiden shows up before Itsuki. She sets out to confess her love while wearing an outlandish '80s outfit.  However, Itsuki fails to notice, and continues his search.
We'll go defeat the twelfth 
Impurity Lord tomorrow.
.سنذهب لهزيمة سيّد النجاسة الثاني عشر غدًا
Morgen gehen wir den 12. Herrn
der Befleckungen zu Fall bringen.
Mañana iremos a vencer
al señor de las impurezas.
Mañana iremos a vencer
al señor de las impurezas.
Demain, nous allons battre
la dernière Impureté.
Domani andremo a sconfiggere
il dodicesimo Signore delle Impurità.
Amanhã vamos derrotar
o 12º Deus da Impureza.
Завтра мы сразимся 
с двенадцатым Королём Нечистых.