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.
and I found out that 
Granvania has a labyrinth
واكتشفتُ أنّ هنالك متاهةً في غرانفانيا
dass neben den zwölf Dungeons
der Sternzeichen in Granvania
y descubrí que Granvania
tiene otro laberinto
y descubrí que Granvania
tiene otro laberinto
j’ai vu qu’il y avait
un niveau en plus
ho scoperto che a Granvania dovrebbe esistere
un altro Labirinto oltre a quelli delle 12 Costellazioni.
e descobri que Granvania
tem um outro labirinto
и обнаружил, что у лабиринта в Гранвании