Mana, the protector fairy for Visitor Itsuki, plans the "Ultimate Love Ritual" to encourage maidens who have yet to perform "Love Rituals." It is supposedly an ultimate heavenly experience, but only a single maiden who managed to catch Itsuki's heart can be his partner.
However, we still haven't found the 
entrance to the 13th labyrinth,
،لكن، ما زلنا لم نجد مدخل المتاهة الثالثة عشر
Jedoch haben wir noch nicht
den Eingang zum 13. Dungeon gefunden
Pero aún no encontramos
la entrada al decimotercer laberinto
Pero aún no sabemos dónde está
la entrada al decimotercer laberinto
Mais nous ne savons pas encore
comment sceller
Tuttavia, non sappiamo ancora dove si trova l’ingresso 
al tredicesimo Labirinto, né come prevenire il loro ritorno.
No entanto, ainda não encontramos
a entrada para o 13º labirinto,
Однако мы ещё не нашли вход 
на тринадцатый уровень,