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.
If they are weak, your life will be in danger.
.سيُشكّل ضعفهم خطرًا على حياتك
Ihre Schwächen werden dich
in Lebensgefahr bringen.
Su debilidad pondrá en riesgo tu vida.
Su debilidad pondrá en riesgo tu vida.
Il faut qu’ils soient prêts,
si tu ne veux pas être en danger.
Una loro debolezza
potrebbe mettere in pericolo la tua vita.
As fraquezas deles colocam
sua vida em perigo.
Из-за их слабости твоя жизнь 
может оказаться в опасности.