Small note is left in the top right chest in the north tower

[Luci]

To Whom it May Concern,

MIX seeks amber dust to finish her project. If you possess amber dust please contact her in the tower. She can be found upstairs.

Thank you,
MIX

[Cons]

MIX, I only have a single piece sadly. You can have it of course.

I will find you,
MX.