[Quest Dialogue] Fathoms Below- Untranslated Text

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Time: 23:08 GMT+8
Frequency: All the time presumably
World name: Valefor
Character name: Imbri Udinare

1. Just proceed through the questline.

Screenshot

http://i66.tinypic.com/1zez91l.jpg
The text reads: Shiosai, I am going to leave Sui no Sato. [Starting now, I will leave/take a trip outside of/presumably to return to the dungeon we just cleansed] Sui no Sato.

They already know