Another Clue about the Onyx Dragon

It's been a long time, researcher of Onyx Dragons. I have called you because I found a book you might be interested in. This book appears to be an ordinary diary, but it contains a line that might interest you.

I think it will help you with your research, so if you want to read it, come to 魔法図書館 in エリニア. I'll hold on to the book and won't let anyone borrow it.

The description seems to match that of an Onyx Dragon... Nobody knows if it's telling the truth, but that's all the more reason we need to make sure. We can't lose any more time. I'll send you to 魔法図書館 right away. Is that okay with you?

You can't come? That's too bad. I'll have to make the book available for anyone that wants to borrow it.

Oh, I'm glad you came. Wait here for a second. I'll take out the book I told you about. Let me see where that Voyage Log is...