At long last, Yumiella and her companions reach the Demon Lord's castle, but his power is so great that she's the only one who stands a chance against him. Then the Demon Lord tells them the true story of his connection to Valschein's royal family.
I found a dungeon to the north that 
I've never been in. We're going there.
.وجدتُ ديماسًا في الشمال لم أدخله من قبل. سنذهب إليه
Ich hab im Norden einen Dungeon gefunden,
in dem ich noch nicht war.
Vi al norte una mazmorra
que desconocía. Iremos allá.
He visto al norte una mazmorra
que desconocía. Vamos a ir allí.
Dans un donjon dans le nord
que je n’ai jamais fait.
Verso nord.
Encontrei uma masmorra ao norte
que nunca vi antes. Vamos até lá.
Я нашла на севере новое подземелье.
Так что туда.